查询词典 hydrochloric acid

Results The eligible rate of sulfuric acid mist of the two workshops increased from 60.2% and 37.0% to 88.9% and 87.9% respectively; that of the hydrochloric mist increased from 63.0% and 49.0% to 100% and 99.1% respectively.

结果 天车操作室：硫酸雾合格率由60.2%上升到88.9%，盐酸雾合格率由63.0%提高到100%；酸洗操作岗位：硫酸雾合格率由37.0%上升到87.9%，盐酸雾合格率由49.0%提高到99.1%。

Pickling can be done in batch or continuous processes typically using hydrochloric, sulfuric, nitric or hydrofluoric acid.

酸洗可以通过批量或连续工艺过程来进行，典型的方法是使用盐酸、硫酸、硝酸和氢氟酸。

Taking 2% oxalic acid and 10% hydrochloric, mixture of 2% oxalic acid and 4% acetic acid as extraction agent, the content of vitamin C was determined by using iodometry.

方法］以2%草酸、10%盐酸以及2%草酸和4%醋酸的混合液作为提取试剂，对4种蔬菜中维生素C进行提取，并用碘量法测定蔬菜中维生素C的含量。

The property of Rhodamine B was examined in hydrochloric and Trifluoromethyl sulfonic acid, and the standard working curves in thin polymer film were set up.

用紫外分光光度计分别测量盐酸、三氟甲磺酸在不同浓度时罗丹明B特征吸收的变化，选取酸浓度与罗丹明的特征吸收的变化量呈线性关系的线段部分作为标准工作曲线。

A production method of potassium dihydrogen phosphate includes the following steps: using phosphoric acid and potassium chloride to make them produce double decompositino reaction to produce potassium dihydric pyrophosphate and hydrogen chloride gas; hydrolizing potassium dihydri pyrophosphate to produce potassium dihydrogen phosphate; and the equipment used can solve the problems of mixed hydrochloric and phosphoric acids corrosion and expansion due to heating.

本发明公开了一种磷酸二氢钾的生产方法，其特征在于用磷酸与氯化钾进行复分解反应，生产焦磷酸二氢钾和氯化氢气体，焦磷酸二氢钾进行水解生产磷酸二氢钾，所用设备解决了盐酸、磷酸混酸腐蚀材质及加热造成的膨胀问题，本发明产品达到了磷酸与氢氧化钾中和法的质量，大幅度地节约了原材料的成本。

Hydrochloric acid is secreted in the stomach and form part of the gastric juice.

胃里可分泌出盐酸，而盐酸是胃液的组成部分。

The author is passed compare with 2% lidocaine, evaluate chloric procaine of 3% hydrochloric acid to be used at analyse palace to produce the anaesthetic result outside putamen.

梗概： 盐酸氯普鲁卡因属苯甲酸类的局部麻醉药，具有起效快、麻醉效应强、代谢迅速、麻醉后恢复快、在孕妇及新生儿体内药物浓度低[1]。

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。