According to the result of GC-MS analysis, A-1, E-2 and mixed bacteria made the composition of crude oil changed obviously.
通过色谱-质谱联用分析了菌株a - 1, E - 2及三种不同菌株混合后，对原油组分变化的影响。
A flow diagram should be provided that illustrates the purification steps (i. e., unit operations) from the crude harvest (s) up to the step preceding filling of the drug substance.
应该提供一个流程图，该流程图描绘了从粗品到原料药分装前的提纯过程(即单元操作)。
A flow diagram should be provided that illustrates the purification steps (i. e., unit operations) from the crude harvest (s) up to the step preceding filling of the drug substance.
应该提供一个流程图，该流程图描绘了从粗品到原料药分装前的提纯过程(即单元操作)。
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