Use another container containing the same volume of the medium, than add the same amount of test microorganisms as control.
另取一装有同体积培养基的容器，加入等量试验菌，作为对照。
Use another container containing the same volume of the medium, than add the same amount of test microorganisms as control.
另取一装有同体积培养基的容器，加入等量试验菌，作为对照。
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