rock-breaking efficiency 中文意思是什麼

rock-breaking efficiency 解釋
巖石破碎效率
  • rock : n 1 巖,巖石,磐石,巖壁;卵石;〈常 pl 〉〈美口〉石子兒;暗礁,巖礁。2 〈the R 〉直布羅陀 (Gibr...
  • breaking : n. 1. 破壞;損傷;中斷;折斷;【電學】斷路。2. 馴獸,訓練。3. 【語音】音的分裂。4. 〈pl. 〉亞麻下腳。
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. Abstract : being aimed at the poor rock - breaking efficiency of rotary water jet in hard formations and deep wells with radial horizontal well technology, by use of powerful advantages of abrasive jet rock - breaking, experimental study on rotary abrasive jet was made

    文摘:針對徑向水平井鉆井技術中旋轉水射流在硬地層和深井中破巖能力低的不足,利用磨料射流破巖能力強的優勢,對旋轉磨料射流進行了試驗研究。
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