Most bacteria opt for an easy life breaking down organic material that is already dead.
因为仅管活着的细菌具有攻击性,为了便于植入,我们挑选的绝大部分细菌作为植入的有机材料都是已经死亡的,它们没有攻击性。
Polyurethane Hard Foamed Plastic is an ideal kind of organic low temperature heat insulation material.
聚氨酯硬泡是一种理想的有机质低温隔热材料。
Acetic acid is a type of organic acid and is an important organic chemical material.
醋酸是有机羧酸的一种,是重要的有机化工原料。
Acetic acid is a type of organic acid and is an important organic chemical material.
醋酸是有机羧酸的一种,是重要的有机化工原料。
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