查询词典 hydrogen

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。

Red phosphor Al2O3:Eu was prepared by co-precipitation method using mixture of ammonium hydrogen carbonate and ammonium water as complex precipitator.

用碳酸氢铵和氨水混合溶液作为复合沉淀剂制备了Al2O3：Eu 红色荧光粉体。

But hydrogen is not easy to make, for producing it by amylum glucose is of too high a cost, while the method of decomposing organic material by bacteria is hard to industrialize

但是氢气不容易制取，用淀粉葡萄糖产生氢气的成本太高，细菌降解生物物质的方法又难以工业化。

The results show that the behavior of hydrogen isotope fractionation in the albitic melt- water system cannot be analogously applied to that in the rhyolitic melt- water system except at particular...

本文拟合的硅酸盐熔体-水体系氢同位素分馏等值线在 P- T空间的形态变化特征与矿物-水体系存在较大差异。

Water is composed of the element s hydrogen and oxygen.

水是由氢元素和氧元素组成的。

Main Products has 201; 202; 301; 303; 304; 430; 321; 316; 310S stainless steel, such as bright line; electrolysis line; hydrogen back line; cold Tun silk; bright rods; hexagonal rods; black bar; angle; channel ; flat steel; square steel; profile; wire; decorative tube; seamless pipe and other products (according to user requirements of production standards, models, materials products).

企业主要产品有201；202；301；303；304；430；321；316；310S等不锈钢光亮线；电解线；氢退线；冷墩丝；光亮棒；六角棒；黑棒；角钢；槽钢；扁钢；方钢；异型材；焊丝；装饰管；无缝管等产品(可按用户要求生产各种标准、型号、材质的产品)。

The harmness of the hydrogen frangibility is discussed,and then the appropriate conditions of vacuum anneal are gained.

对氢脆的危害进行了探讨，得出了适宜的真空退火条件。

Moreover, we found that annealing in hydrogen can enhance the PL intensity of the materials.

在此基础上，发现合适的氢气氛退火能有效地提高材料的发光强度。

By using simple judgment expressions, the Rr value was used for the comparative analyses of the transference numbers of hydrogen ions in the acidic anolyte and hydroxyl ions in the alkaline catholyte in numerous IEF experiments cited from references.

另一方面，对大量文献材料中报道的有关等电聚焦中pH梯度不稳定性的实验，采用MCRB理论衍生得到的判别式Rr进行分析和预测，并与实际的结果相对照。

Hydrogen peroxide is an important green chemical agent, which is mainly producted from anthraquinone.

过氧化氢是一种重要的绿色化工原料。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。