preliminary test

 
       
  • 初步試驗; 預試驗; 初級試驗

preliminary test的用法和樣例:

例句

  1. Preliminary tests and wet analysis used for the analysis of surfactant-formulated products were introduced.
    介紹了表面活性劑配方產品分析中的預試驗和濕法分析。
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