本文研究了利用微生物的转化作用提高甘薯渣蛋白质含量的方法。

The methods of improving protein content of sweet potato residue by microbial fermentation were studied.

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在那里，经称为脱氮的过程，微生物把氮转化为一氧化二氮(又称笑气)和一种称为二氮的惰性气体。

There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.

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这种在潜水大量繁殖的紫微生物中发现的涂料可以利用太阳光将二氧化碳转化为碳水化合物，然后细菌就使用这些碳水化合物作为能量。

The pigment, found in purple microorganisms that thrive in shallow water, harnesses sunlight to convert carbon dioxide to carbohydrates, which the bacteria then uses for energy.

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