...oxidation with nitric acid; leaching with hydrochloric acid; hydrogen reduction [gap=27908]关键词：碲硒化氢；砷；硝酸氧化；盐酸浸出；氢气还原 ...
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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。
Contact with strong oxidizing acids such as nitric acid, chromic acid and so on, due to strong oxidation products will cause brittle hair, discoloration, early damage.
接触强氧化酸如硝酸、铬酸等，因强氧化作用会造成产品发脆、变色、早期损坏。
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