black film

 
       
  • 黑膜

black film的用法和樣例:

例句

  1. The effect of lactic acid on eliminating black membrane of beef omasum is studied in this paper.
    本項試驗對乳酸在牛百葉脫黑膜工藝中的作用效果進行了研究。
  2. A newly developed blackening process which fitted for blackening of different stainless steel was introduced.The factors affecting the quality of the film were discussed.
    摘要介紹了一種適合不同種類不鏽鋼發黑的新工藝,討論了配方成分和工藝參數等對發黑膜的影響。
今日熱詞
目錄 附錄 查詞歷史