N-VAR 碳酸盐(用于碳酸化合物的名称中) Carbonate is used in the names of some substances that are formed from carbonic acid, which is a compound of carbon dioxide and water.
...1,500 milligrams of calcium carbonate. 1,500毫克碳酸钙
Many carbonate masses older than middle Palaeozoic are of dolomite rather than calcite. 中古生代以前的许多碳酸盐类矿物是白云石而不是方解石。
The thermal decomposition of calcium carbonate produces calcium oxide and carbon dioxide. 碳酸钙加热分解,生成氧化钙和二氧化碳。
Calcium carbonate occurs in the allomorphs calcite and aragonite. 碳酸钙存在于同质异晶的方解石和文石中。
Aging of cerous carbonate in aqueous solution was investigated. 研究了水溶液中碳酸铈沉淀的陈化过程。
The production method of industrial barium carbonate was introduced. 阐述了工业碳酸钡的生产方法。
Nano-sized neodymium oxide was prepared by direct precipitation method with neodymium nitrate and ammonium carbonate as raw materials. 以硝酸钕和碳酸铵为原料,用直接沉淀法制备纳米氧化钕。
The synthesis of magnesium pyruvate from pyruvate acid with magnesium carbonate was studied. 研究了丙酮酸与碳酸镁反应合成丙酮酸镁的工艺过程。
Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant. 以碳酸氢铵为沉淀剂合成了碳酸镧晶体。
The results have guiding significance for the process design and improvement of fine calcium carbonate. 其结果对微细碳酸钙生产工艺的设计与改进具有指导意义。
Calcium carbonate was used as the phosphate binder. 研究期间,磷酸盐的结合剂为碳酸钙。
This thesis studied on the preparation, characterization and capability of nanosized zinc carbonate and zinc oxide. 本论文研究纳米碳酸锌和纳米氧化锌的制备、表征和性能。
Calcareous soil-Alkaline soil with high levels of calcium and Magnesium carbonate. l石灰性土-含有大量碳酸镁和钙质的碱性土壤。
The main water source is fracture-karst water in Middle Ordovician carbonate rocks. 主要的供水水源为中奥陶统碳酸盐类岩石中的裂隙-喀斯特水。
Crystallization behaviors of nickel carbonate in different solutions are investigated via atomistic simulation technique. 本文采用原子模拟技术,研究了不同溶液中碳酸镍的结晶行为。
Recent research advance in preparation of ultrafine barium carbonate and strontium carbonate is summarized. 综述了超细碳酸钡和碳酸锶制备方面的研究进展。
The synthetic conditions of zinc propionate with propionic acid and basic zinc carbonate as raw materials were studied. 以丙酸和碱式碳酸锌为原料,制备了食品及饲料添加剂丙酸锌。
They extracted some calcium carbonate ores in the mine. 他们在矿上开采出了一些石灰质矿石。
The method is used to identify geological events of clastic and carbonate rocks as well as their formation mechanism. 运用该方法可识别出碎屑岩和碳酸盐岩地质事件并推断其成因机理。
A solution of ammonium carbonate in ammonia water and alcohol. 碳酸铵在氨水和酒精中形成的溶液。
The influence of sodium carbonate, sodium hydroxide and sodium silicate on dispersion of hematite fines were studied. 通过单矿物沉降试验,研究了碳酸钠、氢氧化钠和硅酸钠对微细粒赤铁矿分散行为的影响。
It's just sodium carbonate and oxidized ethanol. 只是碳酸纳盐和氧化乙醇。
The mechanism of hydrocarbon generation in carbonate rocks are studied by step heating extraction and simulation. 作者通过逐阶抽提加热和逐阶加热模拟实验对碳酸盐岩的生烃机理进行了研究。
Through identification and tracing of isogenesis geologic boundaries, an approach for identifying contemporaneous carbonate rocks of different facies. 通过同成因地质界面的识别与追踪,提出了碳酸盐岩“同期异相”地层对比问题的识别方法和依据。
It is a blend of fine mesh calcium carbonate and Polyethylene resin. 这是一个混合网格的细碳酸钙和聚乙烯树脂。
This method is effectively applied to simulate an oil well penetrating the Ordovician carbonate reservoir in Tahe oilfield. 应用此方法,对塔河油田奥陶系碳酸盐岩的-口油井进行了模拟,结果证实了该方法的有效性。
A process for producing sodium carbonate from sodium chloride and ammonia and carbon dioxide. 由氯化钠、氨和二氧化碳生成碳酸钠的过程。
Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
The calcium carbonate content of phosphate rock determines the pore structure. 磷矿中碳酸钙的含量决定了磷矿的毛细孔结构。
A percolation model for closed carbonate reservoir with natural fractures was built. 建立了天然裂缝性碳酸盐岩封闭油藏渗流模型。
A carbonate of ammonium; used in the manufacture of smelling salts and baking powder and ammonium compounds. 铵的碳酸盐,用于制造嗅盐、发酵粉和铵的化合物。