查询词典 hydrochloric

Glands in the stomach lining make pepsin ogen, a zymogen converted to pepsin by the hydrochloric acid in gastric juice.

胃内的腺体通过胃液中的盐酸将一种蛋白转化为胃蛋白。

The optimal conditions for extraction of saponins PD from Akebia trifoliate were as follows: 80 ml of 70% ethanol, 90 min action duration, then extractived by n-butyl alcohol for 3 times, hydrolyzed with 36% hydrochloric acid for 4 h at 70%, and extractived by chloroform.

结论］三叶木通中常春藤皂苷的最佳提取工艺为：70%甲醇溶液80 ml超声提取90 min，水饱和正丁醇萃取3次，36%盐酸4 ml，70℃水浴回流水解4 h，氯仿萃取2次，合并氯仿层，旋转蒸干后甲醇溶解定容。

FLD at high dose appears to be better than cimetidine for hydrochloric acid- induced model and ab-solute ethvl alco- hol- induced model.

茯苓饮500，1000，2000mg／Kg灌胃，对大鼠胃粘膜损伤有良好的保护作用，其中对盐酸和无水乙醇模型，茯苓饮高剂量优于cimetidine（P＜0.05，或P＜0.01）。

Using pickling liquid wastewater of hydrochloric acid,iron scurf and aluminiferous mine as raw materials,a series of poly-aluminum-ferric-silicate-chloride which has different molar ratio of Si:Al:Fe was prepared.

利用天津某钢厂的工业废料——盐酸酸洗废液、铁屑和含铝矿等为原料，合成了具有不同摩尔比的无机高分子絮凝剂聚硅酸氯化铝铁，采用Zeta电位测定法分析了产品在其水解溶液中的带电情况，并通过絮凝实验对絮凝剂的絮凝机理作了初步分析。

The strong descaling agent is characterized by its formula composed of 50-65% of hydrochloric acid, 0.6-0.9% of urotropine, 0.5-0.7% of sulfourea, 0.4-0.6% of aminobenzene and the rest is water.

一种强力除垢剂，其特征在于它的配方为：盐酸50―65％，乌洛托品0.6―0.9％，硫脲0.5―0.7％，苯胺0.4―0.6％，余量为水。

Its preparation method includes the following steps: the urotropine, sulfourea and aminobenzene are placed in the reactor in which the water is held, stirred for 1-2 hr, then the hydrochloric acid is added, and stirred for 1-2 hr so as to can obtain the invented product.

其制作方法是：首先将乌洛托品、硫脲、苯胺依次加入装水的反应釜中进行搅拌1―2小时，然后再加入盐酸，再搅拌1―2小时即可。

And so, reuse of these sulfuric acid, hydrochloric acid and ammoniacal nitrogen in the production process will evidently decrease production cost, which shows good economic effects, furthermore, it will decrease salts and even waste water discharge, which shows good social effects.

因此综合回收这部分硫酸、盐酸及氨氮化合物并回用于生产过程，无疑可以降低生产过程的原材料消耗，从而降低生产成本，提高经济效益，而且可以大大减少无机盐甚至废水的排放量，其社会效应也是不言而喻的。

This kind of material is had volatile, after the evaporate in alkalescent solution goes out, with titrate of standard acerbity solution, computation its content. Triumphant family name decides 1.2 main instruments and reagent azotic appearance: KJeltecTM2300,; of Swiss FOSS company magnesian, boric acid, hydrochloric acid: The? that treat Ju is magnesian mix hang fluid: 1%.

此类物质具有挥发性，在碱性溶液中蒸出后，用标准酸溶液滴定，计算其含量。1.2主要仪器和试剂凯氏定氮仪：kjeltecTM2300型，瑞士FOSS公司；氧化镁、硼酸、盐酸：分析纯；氧化镁混悬液：1%。

Using levulinic acid and phenol as raw materials, hydrochloric acid as catalyst and thioglycolic acid as assistant catalyst, the synthesis technology of diphenolic acid, a new polymer material substitution for biphenol A, was investigated.

研究了以苯酚和新型平台化合物乙酰丙酸为原料，采用盐酸为催化剂、巯基乙酸为助催化剂催化合成高分子材料单体双酚酸的合成工艺。

RESULTS:In the Chenxiang Lubailu table,the identification of bismuthic salt positive result with dilute nitric acid instead of hydrochloric acid and the white precepitation formed in identification of magnesian was bismuth hydroxide sediments,it was easy and accurate to identify bismuthic salt by adding ascorbic acid.

结果：该片中的铋盐碘化钾鉴别反应，用稀硝酸代替盐酸做溶剂，呈正反应；镁盐氯化铵-磷酸氢二钠鉴别反应，加氨试液后，析出的白色沉淀不是Mg2，而是Bi3，该沉淀在氯化铵试液中不溶，干扰镁盐鉴别；铋盐含量测定项，用加抗坏血酸掩蔽剂的方法，排除Fe3+的干扰，使终点颜色稳定，易于准确判断。

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。