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Both electrolysis oxidation and catalysis decomposition can reduce the concentration of hydrazine to 10^(-5) mol/L.

两种方法均可将硝酸溶液中肼的浓度降低到约10^(-5) mol/L以下。

The experimental result showed that three byproducts was formed and the optimal condition was as follows: the molar ratio of ethylene glycol, hydrogen bromide, and acetic acid was 1:1:1.3, when ethylene glycol was 1 mol, refluxed 5 h under the action of 100 mL toluene.

结果表明：较适宜的合成条件为乙二醇1 mol， n：n：n=1：1：1.3，在带水剂甲苯(100 mL)的作用下，回流反应5 h，约4 h后分两次追加0.12×2 mol醋酸酐，合成效果最好，产率可达到95%，反应副产2-溴乙醇及少量的1， 2-二溴乙烷、乙二醇二乙酸酯和二乙二醇二乙酸酯。

For the determination of 1.0 ×10- 6 mol/ L hydrogen peroxide.

在最佳条件下，过氧化氢的线性范围为0～2.0×10-5mol/L，检测限为

According to thermodynamic function the relation was calculated adsorption of enthalpy of adsorption waiting for a quantity, Gibbs can be mixed freely adsorptive entropy, enthalpy of adsorption waiting for a quantity is in 30 ～ between 40kJ/mol, figure adsorptive process is hydrogenous key adsorption.

根据热力学函数关系计算了等量吸附焓、Gibbs吸附自由能和吸附熵，等量吸附焓在30～40kJ/mol之间，推测吸附过程为氢键吸附。

In this study, Pinus koraiensis seedlings were grown under elevated CO_2 (500 and 700 μmol·mol~-1 ), and the hydrolase activities in 0～10 cm soil layer were determined.

1引言由于人类活动的影响，森林生态系统对全球变化特别是大气CO2浓度升高的响应日益受到人类的重视。

In this paper the concerted anticorrosion action of the hydrolyzate of egg and anodic protection on normal carbon steel is found by measuring the anodic passivation curve of normal carbon steel in 2 mol/L (NH 4) 2CO 3 solution,of different concentration of the hydrolyzate of egg s.

通过测定碳钢在含不同浓度鸡蛋水解物的2mol／L（NH4）2CO3溶液中的阳极极化曲线，发现了适当浓度的鸡蛋水解物与阳极保护对碳钢的协同缓蚀作用

Linear relationship was kept between absorbance and concentration of hydroquinone in the range of 3.5×10^(-6)~5.0×10^(-4)mol?

对苯二酚的吸光度与其相应浓度在3.5×10^(-6)~5.0×10^(-4)mol？

Results showed that,under conditions of pH=2.70,using 0.085 mol/L PBS as buffer solution,flow rate 0.8 mL/min,sample injection volume 10 μL,column temperature 25 ℃ and the UV detection wavelength 214 nm,the six kinds of hydroxy acid can be...

结果表明，在C18Hypersil ODS色谱柱上，以pH=2.70，0.085 mol/L Na2HPO4-H3PO4缓冲液为流动相，流速为0.8 mL/min，进样量10μL，柱温25℃，紫外检测波长为214 nm时，可以较好地分离和测定化妆品中的6种羟基酸。

The results showed that the flow behavior of 2124 aluminum alloy was described by the hyperbolic sine constitutive equation, and an activation energy of 170.13 kJ/mol was calculated.

结果表明：2124铝合金热变形过程中的流变应力可用双曲正弦本构关系来描述，平均激活能为170.13 kJ/mol。

The flow stress increases with increasing the strain rate, and decreases with increasing the deforming temperature, which can be described by a constitutive equation in hyperbolic sine function with the hot deformation activation energy of 209.84 kJ/mol, and can also be described by a Zener-Hollomon parameter.

该合金热压缩变形的流变应力行为可用双曲正弦形式的本构方程来描述，也可用Zener-Hollomon参数来描述，其变形激活能为209.84 kJ/mol。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。