查询词典 dicarboxylic acid

By means of hydrothermal method, high quality calcium stearate were cleanly synthesized by the reaction of calcium hydroxide with stearic acid in water.

以硬脂酸和氢氧化钙为原料，采用水热法合成出了色泽好的高质量硬脂酸钙。

Company is the largest acetic acid, ADC foaming agent, bleaching powder and rubber manufacturing enterprises TBSI, the hydrazine hydrate separation purification technology has been put into operation in the test, hydrogen peroxide oxidation ADC technology has achieved a stable production, 40,000 tons / ion-exchange membrane caustic soda and add years of frozen liquid chlorine production units have been, it is worth noting, the company leading products are highly effective fungicides calcium hypochlorite, can be used for family, food and public places in the battle against the bactericidal.

公司是国内最大的醋酸、ADC发泡剂、漂精粉和橡胶硫化促进剂生产企业，其水合肼提纯分离中试技术已投产、双氧水氧化法ADC技术也已实现稳定生产， 4万吨/年离子膜烧碱及新增液氯化冷冻机组也已投产，值得注意的是，公司主导产品漂粉精属于高效杀菌剂，可用于家庭、餐饮及公共场所的杀菌灭毒。

The effect of six chemical disinfectants of different quality concentrations, namely, povidone iodine、dibromohydantoin、formalin、trichloroisocyanuric acid、calcium hypochlorine and sodium hypochlorite, on the species and quantities of plankton in cultured water were studied.

采用不同质量浓度的聚维酮碘、二溴海因、福尔马林、富氯、漂粉精和次氯酸钠等6种化学消毒剂，对蓄水沉淀池养殖海水进行消毒处理，处理前后分别测定浮游生物种类和数量变化。

"The term is also used for sodium nitrate and calcium nitrate, both of which are used in the nitric acid industry and as fertilizers, and for ammonium nitrate, a high explosive and fertilizer"

这一名词也用于表示硝酸钠和硝酸钙，此两者在硝酸工业中被当作肥料使用。硝石也指硝酸铵，一种高爆炸性炸药和化学肥料。

"The term is also used for sodium nitrate and calcium nitrate, both of which are used in the nitric acid industry and as fertilizer s, and for ammonium nitrate, a high explosive and fertilizer "

这一名词也用于表示硝酸钠和硝酸钙，此两者在硝酸工业中被当作肥料使用。硝石也指硝酸铵，一种高爆炸性炸药和化学肥料。

The working conditions of equipments, the mediums and their concentrations, and the interference of coexisting ions were investigated. The results showed that when the flame was shielded with oxygen enriched, the barium in lapis lazuli could be determined using calcium nitrate as releasing agent in 5% nitric acid. The obtained results were satisfied.

对仪器的工作条件、介质及其浓度、共存离子的干扰进行了探索，结果表明，在富氧屏蔽火焰条件下、体积分数为5%硝酸介质中，以硝酸钙作释放剂，测定天青石中的钡，可获得满意结果。

The higher CaO content in phosphate rocks will affect the nitric acid consumption, the crystallization of calcium nitrate tetrahydrate and its filtering charge, the viscosity of neutralized slurry and product quality.

磷矿中氧化钙含量偏高将影响：硝酸消耗；四水硝酸钙的结晶与过滤负荷；中和料浆粘度与产品质量。

ResultsThe transfection efficiency was 67%, 43% and 28% by lipofectamine, electroporatin and calcium acid phosphate.

结果脂质体法的转染率为67%，电穿孔的转染率为43%，磷酸钙法的转染率为28%。

Callose stains are aniline blue, resorcin blue and rosolic acid.

胼胝质的染剂是苯胺蓝，间苯二酚蓝和玫红酸。

Objective To establish a HPLC method for the determination of Ferulic acid in callus of Ligusticum chuanxiong.

目的 建立高效液相色谱法测定川芎愈伤组织中阿魏酸含量的方法。

London based fashion photographer Matt Irwin might be is the next big thing in fashion photography.

总部位于伦敦的时装摄影师马特欧文可能会是下一件大事的时装摄影。

Based on IMC system,the response would be better if the model matched more satisfactorily.

由于系统基于内模控制设计，故模型匹配度越高，系统响应越好。