英语词汇“pilot hole of shaft, test hole of shaft”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	pilot hole of shaft, test hole of shaft
释义	pilot hole of shaft, test hole of shaft 井筒检查孔; 新井开凿前，为核实井筒剖面资料,编制施工设计方案,在井筒附近追加施工的钻孔。
随便看	C-wire CWIS CWISs c with classes CWK C. W. L. CWL cwla cw laser cwlaser c. w. laser cw laser illuminator CW-laser illuminator cw laser operation CW-lasers, continous wave lasers CW-lasers CW- CW laser without water-cooling cw lasing CW lidar (continuous-wave light detection and ranging) CW CW linear accelerator cwls cwm Cwmafan CW magnetron Cwmaman

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