查询词典 hydrochloric

Methods The urine was extracted by acetic ether. The extract was dissolved by hydrochloric acid and injected after being volatilized.

原尿用乙酸乙酯提取，提取液挥乾后加盐酸溶解后进样，采用高效液相色谱仪检测2，3-吲哚醌的含量。

The large amount of tin and antimony in the sample can be volatilized after dissolved in the saturated solution with hydrochloric acid and bromine .

试样中大量锡、锑以盐酸溴饱和溶液溶解挥发除去，在凝聚剂硝酸锶存在下，铅离子与k2Cr2O7标准溶液在PH3～4以PbCrO4快速形成沉淀析出[1]。

As for PAn-based composites, the influences of the kinds of oxidant, the amount of hydrochloric acid and barbon black on conductivity were investigated, Li/PAn button-type secondary batteries were assembled with PAn-based composites which were synthesized by chemical oxidative polymerization and used as cathode, the influences of the kinds of oxidant, synthesized technics, conducting carbon black added mode and PAn/metal oxide composites used as cathode on the properties of these batteries were studied.

对于聚苯胺基复合材料体系，研究了氧化剂种类、盐酸用量、炭黑用量对复合材料电导率的影响；以化学法制备的聚苯胺基复合材料作正极组装了Li/PAn二次扣式电池，探讨了氧化剂种类、聚合工艺、导电剂的加入方式以及PAn与金属氧化物复合后作电池正极的性能。

The optimum concentration of dye in hydrochloric acid was 0.06-0.12% for the assay.

最适宜之染料浓度为0.06─0.12%之间。

The research progress of green natural hydrochloric acid pickling corrosion inhibitors has been expatiated.

摘要文章综述了国内外天然绿色盐酸酸洗缓蚀剂的研究进展。

Hastelloy alloy B-2 was originally developed to resist hydrochloric acid in all concentrations up to the boiling point and is used in many applications involving the production of this acid, as well as acetic acid and other chemicals.

哈氏合金B-2在沸点以下能够抵抗任何浓度的盐酸并可在包括盐酸、醋酸以及别的化学产品中使用，也可以抗硫酸及纯磷酸。

Compared with the time, the impact of temperature factors on the layer thickness is greater. The surface hardness of 45 steel is greatly improved for the exist of FeB; the corrosion resistance of boronizing layer is excellent which can resist hydrochloric acid, sulfuric acid and sodium hydroxide.

相比而言，温度对渗硼层厚度的影响大于时间的影响；渗硼层中FeB相使表面硬度显著提高；渗硼层抗盐酸、硫酸、氢氧化钠腐蚀性优良。

Carbon dioxide is produced when oily sludge and hydrochloric acid slug combinations are injected into porous media.

通过ICPOES、SEM等手段确定了污泥的主要组分为碳酸盐，其中含有菱形及球形碳酸钙颗粒。

Experimental results show that the reaction between hydrochloric acid and sludge under airtight condition is an equilibrium reaction, the reaction rate decreases exponentially with the increase of the initial pressure, the system gelling time increases with the decrease of the pH value, and the plugging performance of the waterglassgel enhanced foam system is superior to that of ordinary foam system due to the small foam diameter and high interfacial film strength.

实验结果表明：盐酸与污泥的反应在密闭条件下是一个平衡反应，且其反应速度随初始压力的增加呈指数降低；体系的胶凝时间随着pH值的降低而增加。由于体系的泡径小，界面膜的强度高，因而水玻璃凝胶增强泡沫体系的封堵效果明显优于普通泡沫体系。

The results show that garlic can obviously slow down the corrosion rate of steel in hydrochloric acid, and the inhibitor efficiency reaches 95.4% in 15% HCl at 80℃.

结果发现，大蒜汁在酸性溶液中具有良好的缓蚀效果，在80℃下的15%盐酸溶液中缓蚀效率最高可达95.4%，缓蚀率随着酸浓度的增加而逐渐降低。

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。