epidemiological survey的意思|示意

It is also convinced that the conclusion of epidemiological survey of HF were scientific knowledge.

也更进一步肯定了肝衰竭流行病学研究结论的科学性.

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Method: The nosogenesis was studied by epidemiological survey and isolation and culturing of sampling water.

方法: 采用流行病学调查及实验室分离培养确认致病原.

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Methods: The methods of epidemiological survey and fieldwork sampling were applied to find out the aetiology.

方法采用流行病学调查和现场采集样品检测的方法,综合分析,寻找原因.

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