短语词组短語Dry rotary drilling 乾作業鏇挖成孔dry y drilling 乾式鑽眼dry air drilling 乾氣鑽;空氣鑽dry -drilling 乾式鑽孔dry drilling sticking 乾鑽卡鑽dry drilling hole 乾式鑽孔dry drilling core gripping 乾鑽卡取dry drilling with dust catching 乾式鑿巖捕塵 返回 dry drilling