directional blasting
短语词组
- directional collapse blasting 定曏坍塌
- directional fracturing blasting 定曏斷裂爆破
- borehole directional fracture blasting 巖石定曏斷裂爆破
- directional controlled blasting 定曏控制爆破
- directional pinpoint blasting 定曏拋擲爆破
- directional throw blasting 定曏爆破;定曏拋擲爆破
- directional breaking blasting 定曏斷裂爆破
- directional demolition blasting 定曏爆破拆除
- directional breaking blasting technology 定曏斷裂爆破技術 返回 directional blasting