working face efficiency 中文意思是什麼

working face efficiency 解釋
工作面效率
  • working : adj 1 工作的,從事勞動的。2 操作的,作業的。3 工人的。4 (用於)實際工作的,任事的;使用(中)的...
  • face : n 1 臉,面孔;面貌,樣子;面子,威信。2 愁容,苦臉;〈口語〉老面皮,厚臉皮。3 外觀,形勢,局面。4...
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. High productivity and efficiency measurment in working face of thin coal seam with blasting

    薄煤層炮采工作面高產高效措施
  2. The characters of methane emission at the working face no. 14201 in shaqu coal mine were analyzed, the technical parameters to control methane by incline high - position alley pumping were optimized, and its control efficiency was investigated

    摘要分析了沙曲礦14201工作面的瓦斯湧出特點,對傾斜高抽巷治理瓦斯的工藝技術參數進行了優化,觀測了高抽巷治理瓦斯的效果。
  3. The research and test results show that single - direction mining and slope cutting in the middle of face may reduce workers ' labor, shorten the working looping time, fasten the working schedule and improve efficiency

    研究和實測結果表明,在薄煤層工作面採用單向割煤、中部斜切進刀方式,不但降低了工人的勞動強度,而且減少了循環作業時間,提高了生產進度和效益。
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