Point sample and solvent evaporating integration, seven channels can be automatically sampling, spot diameter less than 3 mm.

点样和溶剂挥干一体化，七通道可同时自动点样，斑点直径小于3毫米。

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Method Distribution of Escherichia Coli was learned by spot sampling.

方法采用病房现场采样，了解大肠埃希菌的分布。

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Methods Using cluster sampling and typical investigation, a spot research was taken while experimental indexes were determined by clinical, biochemical and toxicologic methods.

方法采用整群抽样与典型调查结合的方法进行现场调查，结合临床检查、生化分析和毒理学方法进行实验室检测。

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