7655鑿(zao)(zao)巖機用(yong)于巖巷掘進及各種鑿(zao)(zao)巖作業中(zhong)(zhong)鉆鑿(zao)(zao)爆破孔，是礦(kuang)山、鐵路、交通、水(shui)利建設(she)等石(shi)方(fang)工程中(zhong)(zhong)的重要機具(ju)。本(ben)機使用(yong)范圍較廣，適(shi)用(yong)在中(zhong)(zhong)硬(ying)(ying)或(huo)堅硬(ying)(ying)（f=8~18）巖石(shi)上(shang)鉆鑿(zao)(zao)水(shui)平或(huo)傾斜水(shui)平或(huo)傾斜方(fang)向的炮(pao)孔
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