... car emission standard汽车排放标准 non-biodegradable material不可生物降解材料 throw-away lunchbox一次性饭盒 ...
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non-biodegradable e material 不可生物降解材料
As we all known plastic bags are non-biodegradable material and it will stay in the soil for a long time.
众所周知,塑料袋是不可生物降解的材料,会长期留在土壤里面。
As we all known, plastic bags are non-biodegradable material and it will stay in the soil for a long time.
众所周知,塑料袋是不可生物降解的材料,会长期留在土壤里面。
The sludge degradation rate and the non-biodegradable material concentration in the liquid phase would increase when the reaction temperature is raised.
提高温度时,污泥降解速率亦提高,但转入液相的难生物降解产物也增加。
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