查询词典 carbonate-apatite

Under the company sets up the light quality calcium carbonate factory, the active calcium carbonate factory, the Heavy tar calcium carbonate factory, a calcium carbonate mother grain of factory, the special-purpose nanometer calcium carbonate factory and raw material factory six branch offices; Has the light quality calcium carbonate 50,000 ton, the active calcium carbonate 20,000 ton, the Heavy tar calcium carbonate 10,000 ton, the calcium carbonate mother grain 20,000 ton, the special-purpose nanometer calcium carbonate series product 10,000 tons with the calcium carbonate undressed ore 200,000 ton year productivity.

公司下设轻质碳酸钙厂、活性碳酸钙厂、重质碳酸钙厂、碳酸钙母粒厂、专用纳米碳酸钙厂和原料厂六个分支机构；具有轻质碳酸钙5万吨、活性碳酸钙2万吨、重质碳酸钙1万吨、碳酸钙母粒2万吨、专用纳米碳酸钙系列产品1万吨和碳酸钙原矿20万吨的年生产能力。

Monochloroethylene carbonate is prepared by chlorination of ethylene carbonate with sulfuryl chioride ,a solution of monochloroethylene carbonate in ethylene carbonate is reacted with triethylamine to give vinylene carbonate.A parameter design method was applied to select the optimum synthesis conditions.63.3％ and 78％ yields superior to the conventional for monochloroethylene carbonate and vinylene carbonate were obtained respectively,and the process was also simplified .

以碳酸乙烯酯为原料，用磺酰氯作为氯化剂生成一氯代碳酸乙烯酯，三乙胺为脱卤化剂在碳酸乙烯酯溶剂中合成碳酸亚乙烯酯，对一氯代碳酸乙烯酯和碳酸亚乙烯酯制备的工艺参数进行优化，收率分别达到63.3％和78％，均超过了传统方法，且简化了工艺，缩短了反应时间，易于工业化生产。

Light calcium carbonate, ACC, nanometer superfine calcium carbonate, magnesium carbonate, trihydrate alumina, silica white, strontium carbonate, barium carbonate, potassium carbonate, rubberlith, rongalite, permanent white, lemery, microspheroidal catalyst, magnesium hydrate, bluestone, nickel salt, sodium molybdate, sodium chloride, potassium chloride, calcium chloride, sodium fluoride, cryolite, iron oxide red, lithium hydroxide, zirconium hydroxide, calcium phosphate, sulfur, etc.

轻质碳酸钙、活性碳酸钙、纳米级超细碳酸钙、碳酸镁、氢氧化铝、白炭黑、碳酸锶、碳酸钡、碳酸钾、立德粉、保险粉、硫酸钡、硫酸钾、微球催化剂、氢氧化镁、硫酸铜、硫酸镍、镍酸铵、钼酸钠、氯化钠、氯化钾、氯化钙、氟化钠、冰晶石、氧化铁红、氢氧化锂、氢氧化镍、氢氧化锆、磷酸钙、硫磺等。

The apatite with end-member cations, the apatite solid solutions [M-M1 AP] withdivalent cations substitution, the fluorapatite and the chlorapatite with end-memberations, the apatite solid solutions [Xi-X2 AP] with column-ions substitution were synthesizedthrough " solid-phase reaction method" in inert gas.

对不同Ca/P摩尔比HAP来说，在1.2≤R≤2.3范围内，随R值偏离正常配比程度的增大，其比表面积增大、晶粒尺寸ΓA，Γ(221，ΓR减小、晶形指数降低、结晶度减小、晶格缺陷度增大；当R=2.5时，晶粒尺寸和结晶度反而增大，出现反常，但晶格缺陷度却保持有规律增加。

The marine carbonate near the unconformity was mainly reconstructed by strong atmogenic freshwater during the Indo-China and Yanshan Movement, being better reservoir. The reconstructed records behave as following: the ratio for 87Sr/86Sr in the different carbonate minerals or structural components is higher than carbonate matrix, while the δ13C and δ18O value in mass of samples in the different carbonate minerals or structural components are lower than carbonate matrix.

在不整合面附近的海相碳酸盐岩主要受到印支、燕山再曝露期古喀斯特作用强烈的大气淡水的改造而形成良好的岩溶储层，这种改造作用的记录表现在各种洞或脉中的碳酸盐矿物的87Sr/86Sr比值显著高于基质碳酸盐，而大多数样品的δ13C和δ18O值则显著低于基质。

According to the production method and the use, calcium carbonate has nano calcium carbonate, light and heavy calcium carbonate and grind calcium carbonate.

市场分析：碳酸钙是塑料、橡胶、造纸、涂料等基础工业的重要填料，按照生产方法和用途的不同分为纳米碳酸钙、轻重碳酸钙、复合碳酸钙和研磨碳酸钙等。

The main products are: calcium sulfate / calcium nitrate / calcium carbonate / copper sulfate / chloride, copper / zinc sulfate / nitric acid zinc / zinc chloride / potassium sulfate / potassium chloride / potassium bromide / potassium aluminum sulfate / potassium dihydrogen phosphate / 2 of potassium hydrogen phosphate / sodium bromide / sodium chloride / sodium nitrate / sodium fluoride / trisodium phosphate / sodium dihydrogen phosphate / disodium hydrogen phosphate / crystallization of sodium carbonate / anhydrous sodium carbonate / aluminum sulfate / nitrate aluminum / crystallization of aluminum chloride / aluminum hydroxide / nitrate Fe / hydrobromide / oxalic acid / boric acid / citric acid / barium chloride / Azone / magnesium sulfate / magnesium nitrate / magnesium chloride / ammonium chloride / ammonium sulfate / Bifluoride ammonium / ammonium aluminum sulfate / ferrous ammonium sulfate / ammonium dihydrogen phosphate / diammonium hydrogen phosphate / bromide / tetrabutylammonium bromide / chloride, nickel / nickel nitrate / sulfate nickel / cadmium chloride / cadmium sulfate / nitrate Cadmium / Cadmium Carbonate / Strontium / strontium nitrate / sulfuric acid manganese / manganese chloride / 50% manganese nitrate solution / stannous chloride / zinc chloride, such as crystallization of the four largest packing of chemical reagents AR and CP level.

主要产品有：硫酸钙/硝酸钙/碳酸钙/硫酸铜/氯化铜/硫酸锌/硝酸锌/氯化锌/硫酸钾/氯化钾/溴化钾/硫酸铝钾/磷酸二氢钾/磷酸氢二钾/溴化钠/氯化钠/硝酸钠/氟化钠/磷酸三钠/磷酸二氢钠/磷酸氢二钠/结晶碳酸钠/无水碳酸钠/硫酸铝/硝酸铝/结晶三氯化铝/氢氧化铝/硝酸铁/氢溴酸/草酸/硼酸/柠檬酸/氯化钡/氮酮/硫酸镁/硝酸镁/氯化镁/氯化铵/硫酸铵/氟化氢铵/硫酸铝铵/硫酸亚铁铵/磷酸二氢铵/磷酸氢二铵/溴化铵/四丁基溴化铵/氯化镍/硝酸镍/硫酸镍/氯化镉/硫酸镉/硝酸镉/碳酸镉/碳酸锶/硝酸锶/硫酸锰/氯化锰/50%硝酸锰溶液/氯化亚锡/结晶四氯化锌等大包装化学试剂的AR和CP级别。

Deep-water carbonate sediments include allochthonous carbonate sediments released from shallow water by gravity flow and carbonate contourite arid static autochthonous deep sea carbonate sediments.

深水碳酸盐沈积包括深水重力流作用形成的异地沈积和非重力流沈积，在非重力流沈积中又有深水牵引流（等深流、内波、内潮汐等）沈积和静态原地碳酸盐沈积。

By the testing means of electron-spectroscopy for chemical analysis , thermogravimetric analysis , differential scanning calorimetry , transmission electronmicroscopy , the results have shown that the emulsion polymerization in situ in the presence of nano-particle of calcium carbonate can happen smoothly and successfully and the surface of nano-particle of calcium carbonate have been capsulated by polymer of acrylates, which prevent from the agglomerating of nano-particles of calcium carbonate. Because the copolymer of acrylate has good compatibility with some plastics such as PVC, ABS, AS and so on, so the dispersion of nano-scale calcium carbonate as nanometer size in these plastics can be reached more easily and the effects of nanometer can happen.

通过X射线光电子能谱、热失重分析、动态扫描量热分析、透射电子显微镜等手段，证实在纳米碳酸钙原生粒子存在下，可以进行丙烯酸酯类的原位乳液聚合，乳液聚合顺利，纳米碳酸钙表面被丙烯酸酯类聚合物所包覆，使纳米碳酸钙粒子间的团聚不易发生，同时由于丙烯酸酯类聚合物与PVC、ABS、AS等极性聚合物具有较好的相容性，从而使纳米碳酸钙在聚合物基体中能达到纳米状态分散，从而发挥纳米效应。

When other alcohols is as the raw material, the yield ofaim product (diethyl carbonate, n-butylethyl carbonate, sec-butylethyl carbonate,benzylethylcarbonate and phenethyl ethyl carbonate) was 67.3, 52.3, 56.7, 37.6 and32.8％.

考察了此合成方法适用的普遍性，初步得出了此电合成方法适用于底物为伯醇和仲醇类，而不适用于叔醇和苯酚的反应。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。