A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用醇缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射液中5羟甲基含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介绍脱羰法制备呋喃2种生产方法：液相法气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油抽余相中含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲、丁、对重氮感光胶中主要成分聚乙烯醇进行改,以增强感光胶磨。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联解工艺在生产中应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中蒸煮,而且利用酸法解草类原料可以生产发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠醛缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟基糠醛（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和糠醛为原料,以基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC盐酸米托蒽醌葡萄糖注射液中5羟基糠醛含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介绍糠醛脱羰法制备呋喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快催化裂化柴油糠醛抽余相中糠醛含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用醛、丁醛、糠醛对重氮感光胶中主要成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、糠醛、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在糠醛生产中应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中性蒸煮,而且利用酸法水解草类原料可以生产糠醛和发酵戊糖生产醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠醛缩聚了新型喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基糠醛（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托萄糖注射液中5羟甲基糠醛含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介绍糠醛脱羰法喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油糠醛抽余相中糠醛含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲醛、丁醛、糠醛对重氮感光胶中主要成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、糠醛、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在糠醛生产中应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中性蒸煮,而且利用酸法水解草类原料可以生产糠醛和发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用醇和缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注5羟甲基含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介脱羰法制备呋喃2种生产方法：相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油抽余相含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲、丁、对重氮感光胶主要成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在生产应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,性蒸煮,而且利用酸法水解草类原料可以生产和发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用醇和醛缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

甲基醛（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

醛树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射5甲基醛含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要醛脱羰法制备呋喃2种生产方法：相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油醛抽余相醛含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲醛、丁醛、醛对重氮感光胶主要成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、醛、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在醛生产应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,性蒸煮,而且利用酸法水解草类原料可以生产醛和发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基糠（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠树脂化结焦是导致催化剂失活因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和糠为料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射液中5羟甲基糠。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘介绍糠脱羰法制备呋喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油糠抽余相中糠分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲、丁、糠对重氮感光胶中成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、糠、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在糠生产中应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中性蒸煮,而且利用酸法水解草类料可以生产糠和发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠醛缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

基糠醛（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活主原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和糠醛为原料,以十六基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射液5基糠醛含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘糠醛脱羰法制备呋喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油糠醛抽余相糠醛含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用醛、丁醛、糠醛对重氮感光胶主成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、糠醛、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在糠醛生产应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,性蒸煮,而且利用酸法水解草类原料可以生产糠醛和发酵戊糖生产醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠醛缩聚制型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基糠醛（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射液中5羟甲基糠醛含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介绍糠醛脱羰法制呋喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立红外光谱法快速测定催化裂化柴油糠醛抽余相中糠醛含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲醛、丁醛、糠醛对重氮光胶中主要成分聚乙烯醇进行改性,以光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、糠醛、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述叁双串联水解工艺在糠醛生产中应用以及其节能、产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中性蒸煮,而且利用酸法水解草类原料可以生产糠醛和发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用醇和缩聚制备了新型呋喃树脂。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

树脂化结焦是导致催化剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射液中5羟甲基。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介绍脱羰法制备呋喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催化裂化柴油抽余相中分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲、丁、对重氮感光胶中主要成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧化物、、反式-芳樟醇氧化物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在生产中应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中性蒸煮,而且利用酸法水解草类原料可以生产和发酵戊糖生产甲醇.

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用醇和缩聚制备了新型呋喃树。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基（5-HMF）是糖降解产物。

Resinification of furfural on the catalyst was the main cause of deactivation.

树焦是导致催剂失活主要原因。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯二胺和为原料,以十六甲基三烷基溴铵(CTMAB)为催剂合成了麦穗宁。

OBJECTIVE:RP HPLC method for the determination of content of 5 hydroxymethyl furfuraldehyde(5 HMF) in mitoxantrone dextrose injections is reported.

采用HPLC测定盐酸米托蒽醌葡萄糖注射液中5羟甲基含量。

Two production methods for preparing furan through decarbonylation of furfural were introduced: i.e. liquid phase reaction and gas phase reaction.

摘要介绍脱羰法制备呋喃2种生产方法：液相法和气相法。

A rapid infrared spectrophotometric metrod for determining furfural content in the raffinate of fur fural extraction of FCC light cycle oil is established.

本文建立了红外光谱法快速测定催裂柴油抽余相中含量分析方法。

In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲、丁、重氮感光胶中主要成分聚乙烯醇进行改性,以增强感光胶耐水性和耐磨性。

The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分为圆柚酮、D-柠檬烯、王草素、顺式-芳樟醇氧物、、反式-芳樟醇氧物。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途述了叁双串联水解工艺在生产中应用以及其节能、增产等优点。

It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆工艺条件是可以选择如碱法,中性蒸煮,而且利用酸法水解草类原料可以生产和发酵戊糖生产甲醇.