查询词典 calcium carbonate

Gypsum,ammonium hydrogen carbonate and potassium chloride were used as raw materials in this research,to produce potassium sulfate, potassium ammonium chloride and calcium carbonate.

以石膏、碳酸氢铵和氯化钾为原料，生产硫酸钾、氯化铵钾和碳酸钙，原料综合利用充分，经济效益好。

Sodium chloride-common table salt-is the most familiar salt; sodium bi carbonate, silver nitrate, and calcium carbonate are others.

氯化钠是最熟悉的盐；其它熟悉的盐类有碳酸氢钠、硝酸银以及碳酸钙。

It is left with calcium carbonate and magnesium carbonate, which are used in making cement and aggregate.

公司表示他们的方法是将二氧化碳与海水或是含有钙、镁、氧的地下卤水混合，让它产生碳酸钙与碳酸镁，再以它制造水泥和混凝料。

Those with the agent containing phosphate, calcium carbonate, magnesium carbonate and other chemicals.

那些含有磷酸盐，碳酸钙，碳酸镁和其他化学品代理。

Major procurement of goods: a three-chlorosilanes, dichloromethane, AE activity ester, 3-iodine Silane, special acid, pentyl chloride, triethylamine, thiadiazole, tetrazolylazo acid, 2 - Acetamide, tetrahydrofuran, the four-guanidine, isopropanol, five phosphorus trichloride, sodium vary bitter, acid, sodium phenylacetate, 6-2 silicon n-amine, Ethylacetoacetate , Methyl isobutyl ketone, potassium dihydrogen phosphate, aluminium oxide, DL methionine, N, N-dimethylaniline, NN-diethyl aniline, 4 sodium EDTA, Anhydrous sodium sulfate, ammonium sulfate, potassium sulfate, sodium acetate, sodium carbonate, DMC, formic acid, sodium chloride medicinal, oxalate, protopine, acetone, alcohol, acetic acid, vinegar Ethyl, butyl acetate, methanol, ethanol (anhydrous, industrial, medicinal), formaldehyde, Ye Jian (30%), hydrochloride (industrial-grade, refined grade, reagent level), sulfate (98%), Ammonia, calcium carbonate, chlorine dioxide, 6 - APA ,7-ACA ,7-ADCA ,7-ANCA, sulbactam, ceftazidime activity ester, Deng salt (hydroxymethyl-K, acid precursors Potassium, sodium dihydrogen methyl), resin, the enzyme, water treatment agent, Xiao Mo agent, demulsifier, flocculants, activated carbon, all kinds of medicinal materials, All kinds of additives

三甲基一氯硅烷、二氯甲烷、AE活性酯、三甲基碘硅烷、特戊酸、特戊酰氯、三乙胺、噻二唑、四氮唑乙酸、二甲基乙酰胺、四氢呋喃、四甲基胍、异丙醇、五氯化磷、异辛酸钠、苯乙酸、苯乙酸钠、六甲基二硅胺烷、乙酰乙酸乙酯、甲基异丁酮、磷酸二氢钾、三氧化二铝、DL蛋氨酸、N，N-二甲基苯胺、NN-二乙基苯胺、乙二胺四乙酸四钠、无水硫酸钠、硫酸铵、硫酸钾、醋酸钠、碳酸钠、碳酸二甲酯、甲酸、药用氯化钠、草酸、片碱、丙酮、正丁醇、冰醋酸、醋酸乙酯、醋酸丁酯、甲醇、乙醇、甲醛、液碱（30％）、盐酸（工业级、精制级、试剂级）、硫酸（98％）、氨水、碳酸钙、二氧化氯、6－APA、7－ACA、7－ADCA 、7－ANCA、舒巴坦、头孢他啶活性酯、邓盐(羟甲基钾、前体酸钾、二氢甲基钠)、树脂、生物酶、水处理剂、消沫剂、破乳剂、絮凝剂、活性碳、各种药用辅料、各种添加剂

Solid additives such as potassium carbonate and calcium carbonate would not have the same problems above, and also increasing the content of soluble silicon.

研究表明：将催化剂C_3及配比为5∶1～8∶1黑液与粉煤灰均匀混合后，先在电阻炉上进行干燥，然后在750～800℃马弗炉中煅烧10min即可制得有效硅含量≥30%的硅肥。

Common fillers are various silicates, carbonates and sulfates such as clay, limestone, calcium carbonate, magnesium carbonate, barytes, etc. Water is added to produce a filler that spreads easily when applied and drys into a hard mass.

普通填料有各种硅酸盐，碳酸盐和硫酸盐，如粘土，石灰石，碳酸钙，碳酸镁，重晶石等水是增加生产填料容易传播和应用时drys变成硬肿块。

Methods:1、Nanometer calcium phosphate powder was obtained from a thermal reaction between calcium carbonate and calcium phosphate dibasic.

方法1、以碳酸钙和磷酸氢钙为原料，经过热反应，制得纳米磷酸钙粉体。

Borax calcium carbonate, hydroxide, copper sulphide, ferric oxide, barium carbonate, antimony trioxide, all kinds of metallic hydroxide, kinds of heavy metallic salt, synthetic cryolite and so on.

无机物：硼酸、碳酸钙、氢氧化物、硫酸铜、氧化铁、碳酸钡、三氧化锑、各种金属氢氧化物、各种重金属盐、合成冰晶石等

During the sintering process, the calcium carbonate reacts with iron ore to from the calcium ferrite as a bonding matrix. The productivity and strength of sinter phase are mainly controlled by the volume and texture of calcium ferrite.

炼钢过程中所用之助熔剂包括了碳酸钙系列与氧化镁系列等矿物，其中以碳酸钙会与铁矿在烧结制程中形成铁酸钙为主的成分，且其化学成分与烧结相的存在会影响烧结矿之产率与强度。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。