borehole blasting

短语词组

短語

• deep borehole control blasting 深孔控制爆破
• protecting borehole wall blasting 護壁爆破
• shallow borehole smooth blasting technology 淺孔光爆技術
• medium deep borehole smooth blasting 中深孔光麪爆破
• underwater borehole blasting 水下砲孔爆破
• borehole directional fracture blasting 巖石定曏斷裂爆破
• deep borehole blasting 深孔控制爆破
• protecting borehole wall smooth blasting 護壁光麪爆破
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