查询词典 acidic

The change of activity,specific rate,turnover frequency,acid coverage and the coverage ratio of acidic to alkalic surface area had a similar regularity with the change of the state and the composition of iron oxide precursor of catalyst.

随着母体铁氧化物性质和组成的变化，催化剂活性、质量反应速率、合成氨转换频率和表面酸覆盖度及其酸碱覆盖度的比例有相似的变化规律，即与Fe2+/Fe3+呈驼峰形变化曲线。

The pipeline system was cleaned with alkalic reagent at high temperature, sometime it was cleaned with acidic reagent regularly. During the CIP system design, the running processing of the system was described mainly, and for the purpose of giving a better CIP system, the factories which affect the running of system was emphasized designed, for example, preventing gas enter the pumps, return liquor's filtration, circle heating system and so on.

在CIP系统的设计过程中，重点对该系统的运行过程进行叙述，对影响系统正常运行的因素如：气蚀问题、回液的过滤处理、循环加热等环节都进行重点设计，以使CIP系统更趋完善。

Research on the solution chemistry of Al-V-Mo system in aquous solutionAccording to the calculation of solution chemistry,the solubility and existing status of Al,V and Mo in acidic and alkalic solution had been analysed in theory.The concentration logarithmic diagram of Al-V-Mo in aquous solution with different concentration and pH had been plotted,the concentration and pH on the distribution of three elements had been analysed.

铝、钒、钼水溶液化学性质的研究：采用溶液化学计算方法对铝、钒、钼体系进行了计算，从理论上分析了铝钒钼在酸性和碱性溶液中的存在状态和溶解性能，绘制了不同浓度及pH条件下铝、钒、钼水体系的优势组分图，分析了离子浓度和pH值对体系中各离子分布的影响，为水溶液中铝、钒、钼的分离技术的选择提供了基础。

Young Barley Grass Powder is mineral rich alkali food that helps alkalize acidic blood and promote uric acid excretion that notably lessen the chances of gaut attack.

痛风、减重者的辅助食品「大麦苗粉」是属於矿物质丰富的碱性食物，可碱化血液及尿液，增加尿酸的排泄，因此对於降低痛风发作方面很有帮助。

Catalyzing the oxidation of o aminophenol by hydrogen peroxide in weak acidic medium.

5的弱酸性介质中，利用Al 对Cu 催化H2 O2 氧化邻氨基酚显色的指示反应的活化作用。

Catalyzing the oxidation of o aminophenol by hydrogen peroxide in weak acidic medium.

研究了在pH 5 。5的弱酸性介质中，利用Al 对Cu 催化H2 O2 氧化邻氨基酚显色的指示反应的活化作用。

They are all fresh water, however, new snow is extreme soft water, neutro-acidic, old snow is extreme soft awater, neutro-alkaline, and river water is alkaline soft water.

虽然它们都属淡水范畴，但新雪是中性偏酸的极软水，老雪是偏碱的极软水，河水则属碱性软水。

Part III, 12-benzyl dehydroabietyl thioisocyanate was synthesized from methyl 12-benzyl dehydroabietic acid, by hydrolysis, chloride, Curtius reaction to give isocyanate which was hydr- olysied to amine under acidic condition, and with the method of CS2 at last, the maximal excitat- ion wavelength was bathochromic shifted 14nm compared to DDHA-NCS.

第三部分，从12-苯甲酰基脱氢松香酸甲酯出发，经过水解，酰氯化、Curtius reaction得到异氰酸酯，在酸性条件下水解成胺，最后由二硫化碳法得到一种新的荧光衍生试剂12-苯甲酰基脱氢松香酸异硫氰酸甲酯，与DDHA-NCS相比，最大激发波长红移了14nm。

The procedure of benzal chloride and benzylchloride was obtained by chlorination toluene, then through catalytic acidic hydrolysis and oxidation, produced benzaldehyde.

本文研究了甲苯氯化得到苄叉二氯和氯化苄混合物，然后经催化酸解氧化制备苯甲醛，并探讨了氯化催化酸解及氧化的反应条件。

The cooperation of a special lignin-activating agent under acidic condition and alkaline extraction with ligninase treatment was proved to be very effective in improving pulp bleachability.

在酶处理后加入木素活化剂和进行碱处理，可得到较好的漂白效果，OEnXP漂序比OEnEP的效果好。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。