The position of bromo atoms has definite influence on the sulfoxidation of enantioselectivity.
溴原子所在的位置对反应的对映选择性有一定影响。
The experiments have shown that the technology of oxidation degradation with nitric acid and sulfoxidation with sodium sulphite to produce water-reducer of cement with decomposed coal is available.
大量实验证明以风化煤为原料采用硝酸氧化降解后再磺化的方法生产混凝土减水剂的工艺是合理的。
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