The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立神病人呼出气中丁烷的检测方法,用以诊断神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲烷、乙烷、异丁烷和异戊烷。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装用以来,脱丁烷塔操作压力直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、硫代硫溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中丁烷的检测方法,用以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲烷、乙烷、异丁烷异戊烷。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以来,脱丁烷塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异剂可以分为两类,过渡金属双功能剂过渡金属氮物、碳物碳氧物剂。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

正庚醛、硫代硫酸钠和溴代正丁为原料,合成了正庚醛正丁硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目建立一种精神病人呼出气中丁检测方法,用精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多、乙、异丁和异戊。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用来,脱丁塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁脱氢异构催化剂可分为两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以庚醛、硫代硫酸钠和溴代料,合成了庚醛硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中的检测方法,用以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲、乙、异和异戊。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以来,脱塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目,脱氢异构催化剂可以分两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、钠和溴正丁烷为原料,合成了正庚醛正丁醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中丁烷的检测方法,用以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲烷、乙烷、异丁烷和异戊烷。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以来,脱丁烷塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催以分为两类,过渡金属双功能催和过渡金属氮物、碳物和碳氧物催。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、硫代硫酸钠和溴代正丁为原料,合成了正庚醛正丁硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中丁的检测法,以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲、、丁和戊。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投以来,脱丁塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁脱氢构催化剂可以分为两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中丁烷的检测方法,用以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲烷、乙烷、异丁烷和异戊烷。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以来,脱丁烷塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构可以分为两类,过渡金属双功能和过渡金属氮物、碳物和碳氧物。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以庚醛、硫硫酸钠和溴为原料,合成了庚醛硫醇缩醛。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中的检测方法,用以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲、乙、异和异戊。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以来,塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,异构催化剂可以分为两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

正、代酸钠和溴代正丁烷原料,合成了正正丁醇缩。

Objective To establish a method of breath-butagas testing of mental patient.

目的建立一种精神病人呼出气中丁烷的检测方法,用诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多的甲烷、乙烷、异丁烷和异戊烷。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用来,脱丁烷塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。