盐酸

ABSTRACT Determination of stachydrine hydrochloride in Yimucao gao by TLCS. Sample in condition of acid through strong acidic positiveins exchanged resins, thus dissolved impurities like sugar etc.

薄层扫描法测定益母草膏中盐酸水苏碱的含量提要用薄层扫描法测定了益母草膏中盐酸水苏碱的含量。

Effects of roast temperature, roast time, the amounts of sodium carbonate on decomposition of bastnaesite concentrate and effects of leaching temperature, leaching time, concentration of hydrochloric acid, the amounts of hydrochloric acid on leaching ratio of trivalent rare earth and tetravalent cerium was studied systematically.

系统地研究了焙烧温度、焙烧时间和碳酸钠的加入量对氟碳铈矿精矿焙烧分解的影响及浸出时间、浸出温度、盐酸浓度和盐酸用量对三价稀土和铈的浸出率的影响。

There is no remarkable difference for removing proteins as consideration of de-protein rate at pH 2.5 of hydrochloric acid(69.55%) and trichloro acetic acid(73.73%).

三氯乙酸和盐酸在pH 2.5时的脱蛋白率分别为73.73%和69.55%，差异不显著，实际生产中可用盐酸替代三氯乙酸进行脱蛋白处理。

METHODS: Differences of the vasodilating action of Ipt in big artery and small artery were studied using isolated rat tai l artery helical strips and aortic rings, and the effects of Ipt on potassium cu rrents in smooth muscle cells derived from rat tail artery were observed by usin g patch clamp technique.

采用大鼠尾动脉螺旋状血管条和主动脉离体血管环两种组织，对比观察盐酸埃他卡林对大、小动脉扩张作用的药理学特性，并且利用膜片钳技术观察盐酸埃他卡林对大鼠尾动脉平滑肌细胞钾电流的影响。

Part 2In this study, we have shown with the use of UV-visible spectrophotometry and the constant wavelength synchronous fluorescence spectroscopy techniques that the pharmaceutical drug, chlorpromazine hydrochloride, intercalates into the deoxyribonucleic acid double helix by partial exchange with the Neutral Red molecular probe.

第二部分，本工作结合紫外可见分光光度法和三维同步荧光法分别研究了中性红、盐酸氯丙嗪与DNA的作用，并利用中性红作探针来进一步研究盐酸氯丙嗪与DNA的作用以及它们二者与DNA之间的竞争作用。

The experimental result shows that under the condition of lixiviating time being 2.5~3 hours, lixiviating temperature being 110℃, sulphuric acid thickness being 6 mol/L, hydrochloric acid thickness being 3 mol/L, liquid-to-solid quality ratio being 4∶1, the extraction rate of iron will reach 95.7%~96.3% in mass fraction.

丁文武 淮海工学院，连云港 222005通过正交实验研究了用盐酸、硫酸、褐铁矿和硅酸钠制备聚硅氯化硫酸铁絮凝剂的工艺条件。实验结果表明，浸取时间为2.5～3 h，浸取温度为110℃，硫酸浓度为6 mol/L，盐酸浓度为3 mol/L，质量液固比为4∶1，铁的浸出率可达95.7%～96.3%。

Methods 300 primiparas were divided into three groups. When Group A has uterus contractions with anal fold releasing, bilateral pudendal nerve was conducted by block anesthesia with lidocaine hydrochloride. When Group B has the uterus contractions with head visible on vulva gapping 2～3 cm, lidocaine hydroctdoride bilateral pudendal nerve was carried out by block anesthesia. Group C was not carried out any measures.

将300例宫口开全的初产妇分为三组，每组100例。A组宫缩时有排便感且肛门褶松开时应用盐酸利多卡因行双侧阴部神经阻滞麻醉；B组在胎头拨露2～3 cm时应用盐酸利多卡因行双侧阴部神经阻滞麻醉；C组不进行镇痛处理。

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。

The synthesis of aniline from benzene and hydroxylamine hydrochloride in acetic acid–water media under mild conditions was also studied. Using NaVO3 as the catalyst, its catalytic performance in the amination was investigated in detail.

本文还采用盐酸羟胺为胺化剂，考察了温和条件下醋酸-水介质中苯与盐酸羟胺合成苯胺的反应。

The good results are achieved by deeply-process of by-product hydrochloric acid through these technology improvement methods of resin exchange,Barium chloride settlement and oxide reduction.

曼海姆工艺副产盐酸存在着硫酸盐和氧化物超标的问题，通过工艺技术的改进，利用树脂交换、BaCl_2沉降、氧化物还原对副产盐酸进行深加工，效果良好。

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。