Total bacterial count of air and dust particle count were measured by plate sedimentation method and GLJ-BG-type dust particle counter.

用平板沉降法和GLJ - BG型尘埃粒子计数仪分别测定了空气中的细菌总数、埃粒子数。

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Comparing to traditional plate count method, Impedance method was a rapid, accurate and convenient method of determination of bacterial Numbers in raw milk exporting.

同传统平板计数方法相比，阻抗法检测鲜牛奶中细菌总数不仅快速、准确，且操作简便。

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