oceupation

常見(jiàn)例句

• SHI Zichun.Analysis of the sound-insulation efects of control rooms in workshops with noise[J].Chin J Ind Hyg Oceup Dis,2003,21(5):356-358.
  [1]史子春.;噪聲車(chē)間控制室隔聲效果的分析[J]
• Graduates for military oceupation
  軍事?lián)駱I(yè)
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