问答题

从自然界或人为环境中分离得到的任何一种微生物的纯培养(物)均称为（）。

答案： (1)
菌株

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多项选择题

There are many complicating factors in conducting prospective analysis, such as ( ). A.
fluctuating exchange rates B.
national variations in measurement, disclosure, and auditing practices C.
national variations in pricing risk D.
valuation multiples vary from country to country