coal dust test 中文意思是什麼

coal dust test 解釋
煤塵試驗
  • coal : n 1 煤，煤塊，煤堆。2 〈pl 〉〈美國〉（一堆）燒紅的煤。3 〈常 pl 〉〈英國〉（幾塊）供燃燒的煤。4 ...
  • dust : n 1 塵，灰塵，塵土，塵埃。2 〈英國〉垃圾，廢品；灰燼。3 〈口語〉金粉；粉末，粉劑；花粉。4 〈詩〉...
  • test : n 1 檢驗，檢查；考查；測驗；考試；考驗。2 檢驗用品；試金石；【化學】試藥；（判斷的）標準。3 【化...
  1. It is necessary coal dust to inspect and evaluate comprehensively all physical - chemical properties of the coal dust, as well as to determine its anti - metal penetration ability by pouring a test specimen

    選擇煤粉應通過全面的檢測和評價各項理化指標，並通過試塊澆注試驗以確定其防粘砂能力。
  2. The gas evolution test method has the advantage that the effective coal dust content in green sand can be determined rapidly and accurately

    摘要發氣量試驗方法的優點是能夠迅速和準確地確定型砂中有效煤粉的具體含量。
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