查询词典 ion

We derived an analytical expression of ion concentration distribution and the mathematical model of the induced polarization potential and the spontaneous potential for water bearing shaly sandstone from the conservation law of charge and the conservation law of matter.

由电荷守恒定律和物质守恒定律，推导出毛管中离子浓度分布的解析表达式，建立了描述含水泥质砂岩激发极化电位和自然电位的数学模型。

From the ionization constant and electrical neutral principle of weak acid solution, we can draw out chemical balance equation of acid radical ion of acid salt, electric charge conservation equation and supplies conservation equation.

根据弱酸的电离常数和溶液的电中性原理等，可导出其酸式酸根离子的化学平衡式、电荷守恒式和物料守恒式，判断酸式酸根离子所引起的溶液酸碱性及其强弱，从而得出定量判据

In the paper,the effects of the ion type,charge density and molecular weight of polyacrylamide on the retention of mineral fibers and the properties of the paper were studied.

研究了不同离子类型、离子度及相对分子质量的几种聚丙烯酰胺对矿物纤维留着及纸张性能的影响。

It has build in chargeable lithium ion battery with life time of approximately ten hours.

装有可充电的锂离子电池，可延用10小时。

And there was no influence to chay's dyeing with different tin ion concentration, but huge to onion's dyeing.

洋葱染色以铝离子处理，高浓度之络合效果不佳；对茜草、苏木、紫草的影响则变化不大。

For chay and Radix Lithospermi, the assistance of low concentration iron ion was greater to complexing impression.

铜离子和铁离子浓度变化对洋葱和紫草的影响曲线变化最为显著，而茜草、紫草以低浓度亚铁离子处理时，对络合效果帮助较大；锡离子浓度的高低对茜草染色并无影响，对洋葱染色的影响变化较大。

One of the important factors to form chelate is there should be enough atoms to coordinate with metal ion.

而要形成螯合物其中有一个因素非常重要，就是金属离子周围必须有足够的原子与它产生配位。

Chelation ion chromatography is suitable for the determination of trace metal ions in complex matrices.

螯合离子色谱可以对复杂基体中的痕量金属离子进行测定。

A new antibody immobilization approach has been proposed for the piezoelectric immunosensors through metal ion chelation.

提出了一种基于金属离子螯合作用的压电免疫传感器新型固定化方法。

Organic matter reduces effective content of ion of heavy metals through adsorption and chelation.

有机质通过吸附作用和螯合作用减少有效态重金属离子含量。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。