full-hole drilling 中文意思是什麼
full-hole drilling
解釋
全尺寸鉆進-
Yg - 80a construction drilling rig is a full hydraulic operated top drive power head drill. it is used to drill heavy duty pretension anchor hole at side slope of water power station, railway or highway projects, as well as drainage holes
Yg - 80a型錨固工程鉆機是在yg - 80鉆機基礎上研製的,科學分配鉆機性能參數,使鉆機更適合巖石潛孔錘鉆進跟管鉆進,同時兼顧土層合金回轉鉆進螺旋鉆進工藝。 -
Full hole drilling
全孔鉆進 -
This paper presents the study of the full scale drilling simulating test device under the condition of bottom hole pressures. this device is the first one in china hich can simulate the bottom hole pressures in 6000m deep well
本文研究論述的全尺寸鉆井井底壓力模擬裝置,是我國第一臺模擬井深6000米壓力環境的全尺寸鉆井模擬試驗裝置。
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