盐酸的

The temperature has little effect on the retardation of rock/acid reactions and practically the same results are obtained with magnetized a...

探讨了磁化盐酸缓速的机理，并对不同磁场强度和不同温度下磁化盐酸的缓速效果进行了研究。

The best conditions for the concentration of hydrochloric acid hydrolysis of 28% hydrochloric acid consumption of 180 ml, hydrolysis time 10 hours, which has a volume of 0.2720 g cystine.

最佳水解条件为盐酸浓度28%，盐酸的用量180ml，水解时间10小时，所得到的胱氨酸量

Use the forceps to put one or two root tips into the small bottle containing 1 N HCl.

用镊子将一或两个植物根尖样本置放於含有盐酸的小瓶子中。

The better reaction conditions are as follows: Reaction temperature is 40°C, Reaction time is 5 hour; the ratio of L - phenylalanine to acetic acid and N - formyl - L- aspartyl anhydrideis 1:10.2:1.1, Its yield is 95.4%.

在查阅文献的基础上，得到较优的α-L-天冬氨酰L-苯丙氨酸甲脂盐酸盐的合成方案，在甲醇一水体系中，N-甲酰-α-L-天冬氨酰-L-苯丙氨酸在浓盐酸的作用下60℃水解90分钟，后冷却到15℃加入浓盐酸在20～30℃保温反应96小时，进行甲脂化，形成甲脂盐酸盐，结晶析出。

The production principle of synthetic hydrochloric acid was introduced,and heat generated in the every process was calculated in this paper.

介绍了合成盐酸的生产原理，对合成盐酸热能进行了计算，并结合工厂实际提出了热能回收利用的措施。

The effect of various conditions on the reaction, such as solvent, temperature, the amount of catalysts,the concentration of hydrochloric acid, the amount of hydrochloric acid, oxygen/air and so on, was studied.

在此基础上，系统地考察了溶剂、温度、催化剂各组分的用量、盐酸的浓度、盐酸的用量、氧气/空气等因素对芳香化合物氧化氯化反应的影响。

We extract the lipid with hexane and then compare the removing effect of 20% trichoroacetic acid and 2.0mol/L chlorhydric acid after having condensed the extract.

将提取液浓缩后，利用正己烷萃取提取液中的脂溶性物质，然后分别测定在浓缩物中加入不同体积的20％的三氯乙酸及2mol／L的盐酸的除蛋白效果，结果显示盐酸为较佳的除蛋白试剂。

And metal materials contrary, the vast majority of non-metallic materials of hydrochloric acid have good corrosion resistance, the rubber-lined plastic pumps and pump such as polypropylene, PTFE, etc.

和金属材料相反，绝大多数非金属材料对盐酸都有良好的耐腐蚀性，所以内衬橡胶泵和塑料泵是输送盐酸的最好选择。

And metal materials contrary, the vast majority of non-metallic materials of hydrochloric acid have good corrosion resistance, so rubber-lined pumps and plastic pumps such as polypropylene, PTFE, etc.

和金属材料相反，绝大多数非金属材料对盐酸都有良好的耐腐蚀性，所以内衬橡胶泵和塑料泵是输送盐酸的最好选择。

And metal materials contrary the vast majority of non-metallic materials of hydrochloric acid have good corrosion resistance the rubber-lined plastic pumps and pump (such as polypropylene PTFE etc.) is the best choice of transportation hydrochloride.

和金属材料相反，绝大多数非金属材料对盐酸都有良好的耐腐蚀性，所以内衬橡胶泵和塑料泵是输送盐酸的最好选择。

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。