赵毓芳. 煤田钻探设备及钻探效率的回顾与探讨[J]. 煤田地质与勘探, 1991, 19(4): 64-67.
引用本文: 赵毓芳. 煤田钻探设备及钻探效率的回顾与探讨[J]. 煤田地质与勘探, 1991, 19(4): 64-67.
shu
ZHAO Yu-fang. Retrospect and discussion on drilling efficiency and drilling equipment for coal field[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 64-67.
Citation: ZHAO Yu-fang. Retrospect and discussion on drilling efficiency and drilling equipment for coal field[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 64-67.
shu

煤田钻探设备及钻探效率的回顾与探讨

Retrospect and discussion on drilling efficiency and drilling equipment for coal field

    摘要
  • 摘要: 从煤炭系统钻探效率定额及资金投放方式两方面,分析了管理工作对技术发展,设备更新与钻进效率的客观影响,提出了提高管理水平的设想,

     

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