• Objective To prepare a new multi functional sampler, which can better reflect the level of dust and chemical substance inhaled by exposed human bodies.

    目的研制一种用途,反映人体实际接触吸入尘毒水平采样仪。

    youdao

  • Objective To prepare a new multi functional sampler, which can better reflect the level of dust and chemical substance inhaled by exposed human bodies.

    目的研制一种用途,反映人体实际接触吸入尘毒水平采样仪。

    youdao

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