carbonate

"aragonite: an orthorhombic mineral form of crystalline calcium carbonate, dimorphous with calcite."

文石结晶钙物的一种正交晶矿物,具有方解石的两种晶态。

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

绿石、骨骸碎屑、石和胶磷矿普遍出现。

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

主要岩石类型包括岩、沈积凝灰岩、矽质岩和石英砂岩。

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

研究了气缓蚀剂环己胺（CHC）用于工装备保护的可能性。

This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.

本文综述了光气下游精细学品的开发及生产进展,包括二苯甲酮类、氯代甲酯类、异氰酯类、酰氯类、酯类合物。

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,在此基础上通过高温分解制备纳米氧铅。

The synthesis methods of double (three chlorine methyl) carbonate by using solvent and nonsolvent method are introduced.

给出了溶剂法和非溶剂法两种合成双(三氯甲基)酯的方法。

The current preperation methods of strontinum carbonate from celesite are carbon reduction method and double decomposition method.

中国天青石资源十分丰,但矿石品位低、杂质含量高,需经选矿除杂后才能作为生产锶的原料。

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)岩是一种奇妙的岩石类型，在中-新元古代的古洋岩沉积中占重要地位。

The relative mass correction factors of methyl alcohol, glycide, glycerol, and glycerol carbonate with different concentrations were investigated.

摘要考察了不同组成浓度下甲醇、缩水甘油、甘油和甘油酯体系对校正因子的变。

As we know, there are close relations among gas hydrates and faults, carbonate, seepage flow and salt diapirism.

天然气水合物与断层、岩、渗流和底辟等构造都有比较密切的关系。

A new technology to recover potassium carbonate from the wastes of triazolone andmultipIe-effect azole production by exchange method is introduced.

介绍了用离子交换法从生产农药三唑酮、多效唑的废渣中回收钾的新工艺。

Under supergene process influencing, kaolinites invered dickites, siderite were been ferritization, part of carbonate mineral have been dissoluted producing calcite.

在表生作用的影响下，高岭石向地开石转，菱铁矿褐铁矿，部分矿物溶解生成方解石。

A tectno-magmatic province in relationship with the Dalimu and Sino-Korean paraplatforms defines two giant hyperalkaline to alkaline to carbonate mineralization belts.

塔里木一中朝两个准地台关构造-岩浆带中,有两个巨大的超基性-碱性-岩杂岩型磷矿成矿带。

We have observed similar protection and viability with other water-insoluble compounds such as calcium alginate, dimethylglyoxime, zinc carbonate, barium carbonate, and 1-aminoanthraquinone.

我们已观察到其他非水溶性合物（如藻钙、丁二酮肟、锌、钡及1-氨基蒽醌）也有类似的保护和生存能力。

10.basement and unmetamorphosed terrigenous shallow carbonate rock in the Austria Alps -South Alps obduc-tion nappe and radiolarian silicalite in fault basins.

奥地利阿尔卑斯—南阿尔卑斯仰冲叠覆体中的基底和未受变质的南大陆边缘的浅水岩及断陷盆地内较深水放射虫硅质岩。

Each caplet has a micro-thin coating to mark it easier to swallow,and contains Acetylsalicylic acid 500 mg,magnesium carbonate 150 mg,dihydroxy-aluminium aminoacetate 75mg.

每粒有糖衣便于吞服，并含有阿司匹林500毫克，镁150毫克，甘羟铝75毫克。

Experiments show that causticizing by adding a small quantity of slaked lime can eliminate the interference of carbonate ions and humic acid salts.

添加少量的熟石灰可即刻消除根和腐植等有机杂质的影响。

As viewed from application of the technoogy of producing high-pure manganes carbonate using poor manganese, ferrisulphas and ammonium hydrogen carbonate as raw material is introduced.

本文从应用的角度出发,介绍了以贫锰矿、硫亚铁、氢控等为原料,生产高纯锰的方法。

The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).

研究了丙烯酯和甲醇经酯交换制备二甲酯的催剂及反应工艺条件。