盐酸的

Results There were about 15 kinds of chemical poisons including vinyl chloride,polyvinyl alcohol,isoparaffin,polyvinylacetate,sodium hydrate,ammonia,acid hydroc,methanol,diesel oil,carbon monoxide,carbon dioxide,sulfur dioxide,nitrogen oxides,ozo...

结果在聚氯乙烯的生产过程中，作业场所存在化学毒物较多，主要包括氯乙烯、聚氯乙烯、聚乙烯醇、过氧化物、异链烷烃类、聚乙烯乙酸酯、氢氧化钠、氨、盐酸、甲醇、柴油、一氧化碳、二氧化碳、二氧化硫、氮氧化物、臭氧、二氧化锰等。

By weight loss measurements and electrochemical method, the inhibition and adsorption behavior of isoquinoline quaternary ammonium salt on A3 steel in 1mol/L HCl was studied.

采用失重、电化学法研究了异喹啉季铵盐在 1mol/L盐酸溶液中对A3钢的缓蚀行为及吸附规律。

In the second section, with ketone and hydroxylamine hydrochloride as the starting materials, 3-aminopropanol is prepared via three steps including reaction of ketone and hydroxylamine hydrochloride , condensation of ketoxime and acrylonitrile, and hydrogenation cracking of condensation product.

第二是3-氨基丙醇的制备，由酮肟丙烯睛缩合物催化氢化裂解制得：即先以酮、盐酸羟胺为起始原料在碱性条件下合成酮肟，再与丙烯腈反应生成酮肟丙烯腈缩合物后经催化氢化裂解制得3-氨基丙醇。

Objective: To explore the effect and happening mechanism of hdrochloric acid kukoline for the treatment of renal interstitial fibrosis,to supply some according for clinic how to resist glomeruli and nephric tubule interstitial fibrosis.

目的：探讨盐酸青藤碱在治疗肾间质性纤维化中的作用及其发生机制，为临床如何阻止、防止肾小球和肾小管间质纤维硬化提供借鉴。

Methods Emergency treatment should be quickly, 0.1%adrenalin hydrochloride gauze was used to oppress the lacerative position, aseptic gauze was used to tamp in order to further compression hemostasis, or used catgut to suture the lacerated vagina. For the blood loss was more, we established the venous transfusion quickly, observed vital signs and vaginal bleeding situation, kept perineum cleanly and dry, prevented infection, strengthened psychological nursing and health guidance.

应急处理应及时迅速，采用将浸有0.1%盐酸肾上腺素纱布压迫裂伤部位，填塞无菌纱条进一步压迫止血，或采用肠线缝合裂伤的阴道，出血量较多者，迅速建立静脉通道，监测生命体征及阴道流血情况，保持会阴清洁、干燥，防止感染，加强心理护理和健康指导。

The production of diphenolic acid from levulinic acid and phenol catalyzed by hydrochloric acid was studied.

论文研究了以乙酰丙酸和苯酚为原料，以盐酸为催化剂催化合成双酚酸的工艺。

After As in WO3 is dissolved with NaOH solution, WO3 is coordinated by citric acid. In HCl medium, As is reduced to lwo valency As by KI and then low valency Asis reduced to gas AsH3 by SnO2 and metal Zn. After that, DDTC-Ag solution is applled as absorbent for colorimetric determinhtion.

用氢氧化钠溶液溶出三氧化钨中的砷之后以柠檬酸配位三氧化钨，在盐酸介质中用碘化钾将砷还原成低价砷，再用二氯化锡和金属锌将低价砷还原成砷化氢气体，以DDTC-Ag溶液吸收进行比色测定。

Methods After the sample of Fenneropenaeus chinensis, Litopenaeus vannamei, Liza haematocheila, Acanthogobius hasta, Mactra veneriformis, Aloidis laevis, Ostrea denselamellosa and Fenneropenaeus chinensis was digested with concentrated hydrochloric acid, the lead content in marine products was measured by fluorimetric method and the results were compared with dithizone spectrophotometry.

采用湿式消解法对中国对虾、南美白对虾、梭鱼、矛尾刺虾虎鱼、四角蛤蜊、光滑兰蛤、密鳞牡蛎、中国对虾样品进行处理，采用浓盐酸作溶剂，荧光分光光度法直接检测铅含量，并与双硫腙光度法的测定结果进行比较。

A key intermediate of abacavir, named N-(2-amino-4,6-dichloro-5-pyrimidinyl) formamide was synthesized from diethyl malonate and guanidine hydrochloride. This method suits to industry for large scale. The materials are easy to get and very cheap.

2-氨基-4，6-二氯-5-甲酰氨基嘧啶是合成阿巴卡韦的关键中间体，本文拟以丙二酸二乙酯和盐酸胍为起始原料合成这一关键中间体，具有原料来源广，适合大规模生产等优点。

Rats in the experimental group received conventional fixation, and then decalcified with modified decalcifying fluid [10 mL of methanoic acid, 8 mL of concentrated hydrochloric acid (1.19 relative density, 3 g of aluminum chloride, 20 mL of formaldehyde (0.4 volume fraction), 3 mL of glacial acetic acid, adding to 200 mL with saline solution], dehydrated, transparentized with chloroform, and then embedded for a long time, dyed, mounted and made into tissue sections.

实验组经过常规固定，而后应用改良脱钙液（甲酸10 mL、浓盐酸(相对密度1.19)8 mL、氯化铝3 g、体积分数为0.4的甲醛20 mL、冰乙酸3 mL，加生理盐水至总体积200 mL）脱钙、脱水、氯仿透明、包埋时间延长、染色、封固和切片；对照组进行常规固定、脱钙、脱水、透明、包埋、染色、封固和切片。

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。