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

文石结晶富钙碳化物的一种正交晶物,具有方解石的两种晶态。

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

海绿石、碳酸盐骨骸碎屑、海相化石和胶磷普遍出现。

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

主要岩石类型包括碳酸盐岩、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.

研究气相缓蚀剂碳酸环己胺（CHC）用于化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.

本文综气下游精细化学品的开发及生产进展,包括二苯甲酮类、氯代甲酯类、异氰酸酯类、酰氯类、碳酸酯类化合物。

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碳酸铅,在此基础上通高温分解制备纳米氧化铅。

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

给出溶剂法和非溶剂法两种合成双(三氯甲基)碳酸酯的方法。

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富,但石品位低、杂质含量高,需经杂后才能作为生产碳酸锶的原料。

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)碳酸盐岩是一种奇妙的岩石类型，在中-新元古代的古海洋碳酸盐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.

摘要考察不同组成浓度下甲醇、缩水甘油、甘油和甘油碳酸酯体系相对校正因子的变化。

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、碳酸盐岩、渗流和盐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.

介绍用离子交换法从生产农药三唑酮、多效唑的废渣中回收碳酸钾的新工艺。

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，高岭石向地开石转化，菱铁褐铁化，部分碳酸盐物溶解生成方解石。

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相关构造-岩浆带中,有两个巨大的超基性-碱性-碳酸岩杂岩型磷成带。

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化合物（如海藻酸钙、丁二酮肟、碳酸锌、碳酸钡及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碳酸盐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，碳酸镁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碳酸根和腐植酸盐等有机杂质的影响。

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,介绍以贫锰、硫酸亚铁、碳酸氢控等为原料,生产高纯碳酸锰的方法。

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

研究碳酸丙烯酯和甲醇经酯交换制备碳酸二甲酯的催化剂及反应工艺条件。