Methods:The wood dust was collected in a workshop of the wood processing factory,The noxious test of wood dust on AM of rabbit was investigated.

　
英 美
  • 方法:采用某木綜廠(chǎng)膠合板車(chē)間除塵室的塵木進(jìn)行家兔AM的毒性實(shí)驗。
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国内精品美女A∨在线播放xuan