查询词典 sodium

Moreover, the atomy economy increases; meanwhile, the environment effect decreases. This experiment need not consume sodium chloride to reduce the 4-chloro-2-nitrophenol solubility. The working procedure of hydrolysis may participate in reduction process without being liquid-solid separation; consequently there is no waste water to bring contamination.

将中间体4-氯-2-硝基苯酚钠(C6H3ClNO3Na)改为4-氯-2-硝基苯酚(C6H4ClNO3)的工艺，其原子利用率和环境因子有所提高；不需再加入食盐来降低4-氯-2-硝基苯酚在水中的溶解度；水解反应不需要进行固-液分离，直接进入还原工序，没有"三废"问题。

Methods Take the audibility threshold、basilar membrane stretched preparation and immunofluorescence stain as the index, observing that the rats were put in the stationary noise before 30days until after that for 7days, have vitamin E and sodium chloride , check the auditory brain stem potential and the lost rate and NF-κB of the OHC in the cochlea hair cells expression quantitative analysis.

以听阈、耳蜗基底膜铺片及免疫荧光染色为指标，观察大白鼠在稳态噪声持续暴露之前30天至暴露后7天，灌维生素E或生理盐水，对大白鼠听觉脑干电位分析和耳蜗外毛细胞丢失率分析及NF-κB在耳蜗毛细胞中表达定量分析。

Carefully study the quantitative relations of flotation knowledge from a large number of on-the-spot experiments, give the quantitative relations of fluorspar and sodium augite ore separately and use these relations as the foundation of adjusting technological regulation, define the technical and economical indexes of concentration plant, give the basic task and the structure of FICS based on ANN.

通过大量的现场试验，对浮选知识的定量关系进行了详细研究，分别得出萤石型和钠辉石型矿石知识的定量关系，并以此关系作为工艺调节措施的依据之一；确定了选矿厂的技术经济指标及包钢选矿厂的选别指标；给出了基于人工神经网络的浮选智能咨询系统的根本任务和基本结构。

Leading products for a wide range of uses of sodium azide.

主导产品为用途广泛的叠氮化钠。

Sodium azide may be a useful reagent for further studying this mechanism.

叠氮钠可作为一种有用的试剂供深入研究这种抑制作用的机制。

When Sodium azide burns, it's major product is Nitrogen gas, which makes up around 78% of the Earth's atmosphere.

当钠叠氮化物燃烧时，它主要产生的是氮气，氮气在地球空气中占78％。

Sodium azide is the fuel of choice for a number of reasons. It is a solid propellant with a very high gas generation ratio. It is very stable in this application.

钠叠氮化物被选作燃料是有原因的，它是固体的，能够推进产生气体的发生率，并且在应用中非常稳定。

The masking effect of the sodium azide solution on the interference of chloride and nitride was verified.

试验验证了叠氮化钠溶液对氯化物、氮化物干扰的掩蔽作用。

The most common preservative used for gold conjugates is 0.1% sodium azide.

金标最常用的防腐剂使0.1%的叠氮钠。

These concentrations of sodium azide did not affect TNF-α production by U937 cells.

该剂量叠氮钠并不影响U937细胞产生TNF-α。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。