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 sulfate radical ion shows hight in south and low in north is possible relate with the ground water flows and the mainland salty function.
硫酸根离子呈现北低南高分带性可能与地下水流动与大陆咸化作用有关。
The determination of sulfate radical content in sulfated polysaccharides(SPS) by gravimetric analysis of hydrochloric acid hydrolysis and barium sulfate precipation was investigated methodologically.
对盐酸水解—硫酸钡重量法测定硫酸酯化多糖（SPS）中硫酸基含量进行了方法学考察。
The polarographic catalytic wave method for the indirect determination of sulfate radical was introduced. The influence factors and the experimental conditions had been discussed.
介绍了一种用极谱催化波间接测定硫酸根的方法，讨论了实验条件和干扰因素。
Results the polysaccharides with molecular weight from 5000 to 40000 were prepared and the content of sulfate radical was above 18.5%.
结果制备了相对分子质量为5000 ~ 40000的硫酸多糖，其硫酸基含量均在18.5%以上。
Some of the factors influencing sulfate radical reduction are analyzed. Problems in the field of research of sulfate radical reduction are pointed out.
并阐述了SRB还原硫酸根的几个影响因素，并提出了这方面研究存在的问题。
With the rise in potential, the iron-depleted sulfide continues the oxidation and finally occurs in the solution in form of sulfate radical.
随着电位的升高，缺铁硫化物继续氧化，最终以硫酸根形式于溶液中。
With the rise in potential, the iron-depleted sulfide continues the oxidation and finally occurs in the solution in form of sulfate radical.
随着电位的升高，缺铁硫化物继续氧化，最终以硫酸根形式于溶液中。
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