The exist of some microorganisms, such as heterotrophic bacteria, also influence the corrosion synthetically.
土壤中异养菌等多种微生物的存在也对腐蚀产生综合作用。
The biological oils are preferably produced by heterotrophic fermentation of one or more microorganisms using cellulose-containing feedstock as a main source of carbon.
生物油优选采用含纤维素作为主要的碳源的原料，由一种或多种微生物经异养发酵进行制备。
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