碳酸

The product has good catalytic property for the formation of diene stereospecific polymers.

制得的叔钕具有对二烯烃良好的定向聚合活性。

Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

海绿石、盐骨骸碎屑、海相化石和胶磷矿普遍出现。

Method The target compound was synthesized from clarithromycin via hydrolyzation,acetylation,cyclic carbonatation,oxidation,decarbonatation,acylation,cyclic carbamatation and cyclization.

方法以克拉霉素为起始原料,经水解、乙酰化、环酯化、氧化、脱酯化、酰化、环氨酯化和环合等反应合成目标化合物。

The ability of the gas phase inhibitor—cyclohexylamine carbonate (CHC)for chemical equipment was studied.

研究了气相缓蚀剂环己胺（CHC）用于化工装备保护的可能性。

The samples were ignited, then bismuth subcarbonate in residue was determined by compleximetry.

供试品经有机破坏后,采用络合滴定法测定制剂中碱式铋的含量。

The main kinds of rocks include carbonate rocks, tuffite, siliceous rocks and quartz sand-stone.

主要岩石型包括盐岩、沈积凝灰岩、矽质岩和石英砂岩。

The research progress in the mimicking of carbonic an hydrase,hydrolase and redox enzyme is reviewed.

综述了环糊精金属配合物用作模拟酐酶、水解酶、氧化还原酶的研究进展。

Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

化工生产品中的腐蚀性物料，如：烧碱、纯碱、浓稀硫、、等。

Molluscacide fertilizer is a mixture of bromoacetamide, NH4HCO3, fused calcium-magnesium phosphate and KCl.

摘要灭螺肥料以溴乙酰胺和氢铵、钙镁磷肥、氯化钾充分搅拌混合而成。

BPA is a known estrogen mimicker that is used in the production of polycarbonate plastic.

BPA（双酚A）似女性荷尔蒙雌激素，广泛用于聚酯塑胶制品的生产中。

Eodiagenesis is characterized by the assemblage of carbonate-analcime-anhydrite, while authigenic kaolinite is found in some strata.

浅埋藏期以盐～沸石～硬石膏组合为特征。

A new technology for producing PCC directly in the causticizing stage is reported in this paper.

介绍了一种苛化工段直接生产沉淀钙的新技术。

First,brine is reacted with ammonium hydrocarbonate to obtain the sodium hydrocarbonate and the ammonium chloride solution,and then filtrated.

卤水制备纯碱分两步进行,第一步用卤水、氢铵反应得到氢钠微溶析出和氯化铵溶液,过滤。

Molar-tooth Carboantes, which is a bizarrerie rock type, holds an important position in Meso-Neoproterozoic paleo-ocean carbonate deposition.

微亮晶(臼齿构造)盐岩是一种奇妙的岩石型，在中-新元古代的古海洋盐岩沉积中占重要地位。

Na-rich rocks include albitite,arfvedsonite-bearing albitite dyke,arfvedsonite dyke,and arfvedsonite-bearing .

富钠岩石包括富钠长石岩、含钠闪石钠长岩脉、钠闪石岩脉及钠闪石岩脉和钠闪石化蚀变白云岩。

In the PACU, hypercarbia or een respiratory arrest may occur if the patient is left unstimulated.

在PACU，如果病人在没有刺激状态下常有高血症甚至呼吸间停发生。

The terpolymerization of propylene oxide (PO) and cyclohexene oxide (CHO) with carbon dioxide (CO2) was investigated.

摘要报道了三元共聚物聚乙撑-环己撑酯的制备与性能研究。

The ingredient of Pepsi Coca included carbonic water,white sugar,caramel colour ,phosphoric acid,caffein and food flavor.

百事可乐本成分有水（水，二氧化），白沙糖，焦糖色，磷，咖啡因，食用香料。

Nanometer sized lead oxide was prepared by pyrogenetic decomposition of lead carbonate synthesized by chemical precipitation.

采用均匀沉淀法合成铅,在此础上通过高温分解制备纳米氧化铅。

Carbonic anhydrase(CA;EC 4.2. 1.1)is a zinc-containing metalloenzyme that catalyzes the reversible conversion of CO2 to bicarbonate.

摘要酐酶是催化二氧化的可逆水合反应的一种含锌金属酶。