短語(yǔ)詞組短語(yǔ)blasting perturbation mechanism 爆破擾動(dòng)機(jī)理rock blasting mechanism 巖石爆破機(jī)理blasting mechanism of interval charging 間隔裝藥爆破作用機(jī)理mechanism of blasting 爆破機(jī)理 返回 blasting mechanism