查询词典 sulfate

By n-butanol extraction, ammonium sulfate fractionation and sodium chloride dialyzation, the partially purified enzyme was gained by means of gel filtration on sephadex G-150 column, and some properties of the enzyme were determined.

方法］以DFRKN-1为提酶材料，经正丁醇提取，硫酸按分级沉淀分离，透析获得酶的粗提取液，用SephadexG-150凝胶过滤柱层析纯化，获得纯化碱性磷酸酶，并测定纯化碱性磷酸酶的理化性质。

You solubilize the ammonium sulfate pellet containing the mitochondrial proteins and dialyze it overnight against large volumes of buffered (pH 7.2) solution.

你把含线粒体蛋白的硫酸铵沉淀溶解，用大体积的缓冲了的(pH7.2)溶液透析过夜。

You solubilize the ammonium sulfate pellet containing the mitochondrial proteins and dialyze it overnight against large volumes of buffer ed (pH 7.2) solution.

你把含线粒体蛋白的硫酸铵沉淀溶解，用大体积的缓冲了的(pH7.2)溶液透析过夜。

This article studies mainly the phenomenon of nucleation and growth of calcium sulfate dihydrate crystal,the mechanism of scale fomation is also discussed.The study on this part is helpfoul for developing or selecting more economic and effective scale treatment agents.

本文主要研究了过饱和溶液中二水硫酸钙晶体成核及生长现象，同时对垢的形成机理进行了探讨，针对这方面的研究有助于开发或选择更经济有效的垢处理剂。

Oxalic acid, potassium chloride, ferrous sulfate (FeSO4) and dipotassium hydrogen phosphate (K2HPO4) were used to induce resistance in potato tubersSolarium tuberosum L.

以草酸，KCl，FeSO4，K2HPO4作为激发子，就诱导马铃薯块茎对早疫病的抗性及其机理进行了初步研究。

Oxalic acid, potassium chloride, ferrous sulfate (FeSO4) and dipotassium hydrogen phosphate (K2HPO4) were used to induce resistance in potato tubers Solanum tuberosum L.

以草酸，KCl，FeSO4，K2HPO4作为激发子，就诱导马铃薯块茎对早疫病的抗性及其机理进行了初步研究。

A method of new type phosphate-free detergent builder- crystalline layered sodium disilicate with sodium sulfate producing water glass was studied,and the effects of impurities to quality in the raw material were explored.

研究用芒硝生产泡花碱制备新型无磷洗涤助剂层状结晶二硅酸钠的方法，探讨了原料中各种杂质对产品质量的影响及工艺的控制。

Sulfate reducing bacteria ; bacterium solution preparation ; quantitative detection ; dissimilatory sulfite reductase ; DSR-MPN-PCR assay

硫酸盐还原菌；菌液制备；定量检测；异化型亚硫酸盐还原酶； DSR-MPN-PCR法

Molecular weight and molecular weight distribution and dissociative sulfate content were determined by these methods respectively.

结果表明在所选择的实验条件下，916对溶菌酶和胰蛋白酶是稳定的，可以推定，在血清中916不会被这两种酶降解。

The results show that weight average molecular, molecular weight distribution and the dissociative sulfate content of 916 do not change obviously. It shows that 916 is stable by lysozyme and trypsin...

结果表明：在所选定的实验条件下，916的重均分子量、分子量分布系数和游离硫酸根含量均未发生显著变化，表明在所选择的实验条件下 916对溶菌酶和胰蛋白酶是稳定的。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。