还原性污染
Reducing pollution
以上为机器翻译结果,长、整句建议使用 人工翻译 。
需氧量 能完全反映水中还原性物质的污染程度。
The overall aerobic quantity cam completely reflect the pollution degree of reducing matter in water.
youdao
海洋深层水无污染,非常洁净,具有还原性。
The deep sea water is environmental friendly, very clean and hydroxides.
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