乙酸的

This article through the belt hydroxyl aldehyde class material and the chloroacetic acid response, the synthesis intermediate, then with the neighbouring phenylene diamine responded again synthesized 6 kind of benziminazole class compound, including 4 kinds not to report.

本文通过带羟基的醛类物质和氯乙酸的反应，合成中间体，然后再与邻苯二胺反应合成了6种苯并咪唑类化合物，其中有4种还未被报道。

Optimal process conditions for preparing N,N'-ethylenediamine diacetic acid: Potassium cyanide was combined with formaldehyde and ethylenediamine at a mole ratio of 2.4 to 2.4 to1, at temperature 18℃,and then was hydrolyzed for 8 hours.

通过单因素分析，合成N，N′—乙二胺二乙酸的最佳反应条件为：反应温度为18℃，水解时间为8 小时，甲醛∶氰化钾∶乙二胺的摩尔比为2.4∶2.4∶1。

The polymer particles have linear response to aminoacetic acid from 5.0×10-6 to 7.0×10-5 mol/L with a correlation coefficient of 0.997 3, a detection limit of 1.4×10-6 mol/L and a recovery ratio in the range of

聚合物颗粒悬浮液的相对荧光强度对氨基乙酸的浓度为5.0×10-6~7.0×10-5 mol/L时有线性响应，线性相关系数为0.997 3，检测限为1.4×10-6 mol/L，回收率为

Variations of assimilable organic carbon, trihalomethanes and haloacetic acids in two different water distribution systems were investigated in Shanghai,a eastern city of China.

研究了上海市2条不同水源水厂配水管网中可同化有机碳、三卤甲烷和卤乙酸的变化情况，并对饮用水生物稳定性和消毒副产物间的相关性进行了分析。

Objective: To establish the gas chromatography in drinking water chloroacetate detection.

目的：建立气相色谱法测定生活饮用水中氯乙酸的检测方法，并应用于水样的检测。

The removal efficiency of dichloroacetic acid from drinking water using the advanced oxidation technology UV/H2O2 and the influencing factors were investigated in batch reactors,and the relevant dynamic analysis was carried out.

采用间歇式反应器考察了UV—H2O2高级氧化技术去除饮用水中二氯乙酸的效果及其影响因素，并进行了相关的动力学分析。

In consideration of the competition of reactions between acetic acid, chloroacetic acid, dichloroacetic acid andchlorine, a competition factor was introduced for the improvement of fitting accuracy between calculated and experimental value of concentration.

结果表明，加入&竞争因子&的平行-连串宏观动力学模型能准确地反映己酸光氯化合成三氯乙酸的反应动力学规律。

Amorphous alloys were used as catalysts for the dehydrogenation oxidation of diethanolamine to produce iminodiacetic acid.

以非晶态合金制备的骨架铜作为催化剂，对二乙醇胺脱氢氧化制备亚氨基二乙酸的新工艺进行了研究。

Under the optimum conditions, the extraction rates of the two most important inhibitors, namely formic acid and acetic acid, were up to 84% and 98%, respectively.

在最佳试验条件下，两种最重要的抑制物甲酸和乙酸的抽提率分别达到84%和98%。

When the protoplast-derived calli were transferred into the MS solid medium added with 2.0mg/L benzylamino-purine and 0.4mg/L naphthaleneacetic acid and cultivated in the codition of low illumination, after which the adventitious shoots were induced, then we could obtain numerous plantlets and could transplant them survival to pots in the greenhouse.

当将原生质体分裂形成的愈伤组织转移到附加2.0mg/L6-苄氨基嘌呤和0.4mg/L萘乙酸的MS固体培养基上，并在低光照条件下培养后，从愈伤组织上分化出了不定芽，进而发展成小植株，并移栽成活。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。