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1·The essential difference of sports and labor is the conquer to catabolize, the return of human power, and the symbol and the sign of human civilization.

体育运动和体力劳动的本质区别就在它是时异化的克服，是人的本质力量的回归，是人类文明进化的标志和象征。

2·Sulfate reducing bacteria(SRB) is one kind of strict anaerobic bacteria that uses sulfate or other oxidative sulfides as electron-acceptors to catabolize organic materials.

硫酸盐还原菌（ SRB）是一类利用硫酸盐或者其他氧化态硫化物作为电子受体来异化有机物质的严格厌氧菌。

异化

1·Sulfate reducing bacteria(SRB) is one kind of strict anaerobic bacteria that uses sulfate or other oxidative sulfides as electron-acceptors to catabolize organic materials.

硫酸盐还原菌（ SRB）是一类利用硫酸盐或者其他氧化态硫化物作为电子受体来异化有机物质的严格厌氧菌。