查询词典 anhydrous

The mechanism of made it by vacuum evaporation using DTB crystallizer is studied, and the detail of the technical flow is discussed. The factors which influence the granularity of anhydrous sodium sulfate are studied .

本论文主要讨论了用DTB型结晶器、采用真空蒸发结晶法制备较大颗粒硫酸钠的机理、具体的工艺流程以及各种因素对结晶粒度的影响。

The clear water that day of the 2-3 that irrigate air wants when watering is advisable, and when watering, should irrigate in plant ' cup ' in shape, in irrigating the matrix in flowerpot directly, even if slant in the matrix inside the basin dry, xie Beizhong has the word of water, plant still grows good, but if be the humidity in basin earth only big, and Xie Beizhong is anhydrous a plant is lacklustre, occurrence leaf easy hair is yellow wait for harmful response.

浇水时要浇晾2-3天的清水为宜，且浇水时要浇在植株的'杯'状中，不要直接浇在花盆的基质中，即使是盆内基质中偏干，叶杯中有水的话，植株依然生长良好，但假如只是盆土中湿度大，而叶杯中无水则植株无生气，出现叶子易发黄等不良反应。

The influence of synthesis parameters on the purity of sodium cyanate was investigated,such as the mole ratio of urea to anhydrous sodium carbonate,reaction time and reaction temperature.

研究了尿素/无水碳酸钠物质的量比、反应时间和反应温度等反应条件对氰酸钠产品纯度的影响。

Cyclohexyl acetate was synthesized from acetic acid and cyclohexanol with anhydrous aluminum chloride as catalyst.

以无水三氯化铝为催化剂，以冰乙酸和环己醇为原料合成乙酸环己酯。

The Influence of Temperature and Humidity on Moisture Absorption and Deliquescence Property of Black Powder;2. Anhydrous solvent was chosen for CMP to avoid crystal craze and deliquescence .

介绍了硼酸锂铯晶体的应用前景及在化学机械抛光过程中存在的问题，简要分析了晶体在常温下开裂的机理，选用无水溶剂对晶体进行化学机械抛光以防止加工过程中晶体的潮解开裂。

9Random cent is 0 bandicoot 6 groups, contrast except blank outside the group, the others all combines anhydrous alcohol fill 5 groups to take with natrium of deoxygenate cholic acid undertake CAG builds a model.

90只大鼠随机分为6组，除空白对照组外，其余5组均用去氧胆酸钠联合无水乙醇灌服进行CAG造模。

The main products : Dextrose for injecting, anhydrous Dextrose, oral Dextrose etc.

主要有：注射用葡萄糖、无水葡萄糖、口服葡萄糖等品种。

For the KN-Dextrose, the dextrose was oven dried to the anhydrous form.

为千牛-葡萄糖，葡萄糖是烘箱干燥，以无水的形式。

A second indicator was that the melting and casting temperatures of the slurry were significantly lower than that previously characterized for a KN-anhydrous dextrose combination: 120°C and 135°C versus 145°C and 147°C, respectively.

第二个指标是，该熔铸温度泥浆均显着低于以前的特点是为千牛-无水葡萄糖组合： 120 ° C和135 ° C的银两145 ° C和147 ° C时，分别。

The paper discloses a process for diazotization fluorination of aromatic primary amines utilizing sodium nitrite and anhydrous hydrofluoride to produce the corresponding diazonium fluoride which is decomposed, usually by heat, to make the desired fluoroaromatics .

本文通过重氮化工艺路线的改进，在液态氟化氢中进行重氮化和重氮盐的热分解，提高了芳香族氟化物的收率，并且使重氮化反应工艺能应用于工业化生产。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。