SO42- and NO3- could improve the reduction current greatly.
的加入使还原电流有较大幅度的提高。
Results show that the sea cucumber polysaccharide contains SO42-, and is a kind of mucoitin sulfate.
研究表明，长岛刺参多糖含有硫酸基，为硫酸黏多糖；
The sulfate radical ion (SO42-) has two actions in concrete: exciting FC admixture and corroding concrete.
指出硫酸根离子（SO42 -）在混凝土中起到了激发FC掺和料及腐蚀混凝土的双重作用。
The injected water of both the two blocks contained SO42- that would create scale with Ca2+, Ba2+ and Sr2+.
两个区块的注入水都含有一定量易于结垢的阴离子SO42-。
The impacts of various technological conditions on removal effects are investigated with the optimal technological conditions obtained as follows:ratio of Ca2+ to SO42- as 1.
考察各类工艺条件对脱除效果的影响，得最适宜工艺条件：钙离子和硫酸根离子的配比1。
In this paper, ammonia equipressures of ammonium phosphate slurry under different neutralization degree and SO42- cone entration(0~4%) are determined using headspace gas chromatography.
本文用液上气相色谱法在不同温度下测定了不同中和度的含SO42-0～4％的磷铵料浆的平衡氨分压。
Method: ion chromatography was used to transform SO2 to H2SO4, the contents of SO2 in air can be calculated by the contents of SO42 -.
方法：利用氧化反应将SO 2转化为H2SO4，利用离子色谱测定so 42 -含量来计算出空气中SO2的含量。
The ZrO (OH) 2 as a selective adsorbent was used to quickly and low cost adsorb and remove SO42 - from washing brine.
研究了采用氢氧化锆为吸附剂对洗盐水中的SO 42-进行快速和低成本的脱除工艺。
Nano-sized solid superacids SO42?
制备了纳米级固体超强酸SO42?。
The perplexing problems of identifying the amount of SO42 - in dyes are successfully solved.
解决了分析染液中微量硫酸根离子的难题。
The perplexing problems of identifying the amount of SO42 - in dyes are successfully solved.
解决了分析染液中微量硫酸根离子的难题。
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