短語詞組短語drilling conductor hole 鉆導(dǎo)管井眼Drilling Making hole 正鉆drilling new hole 鉆新孔drilling g hole 鉆孔drilling precise hole 鉆精孔drilling water hole 打水眼drilling radial hole 鉆徑向孔drilling core hole 鉆芯孔directional drilling hole 定向鉆孔 返回 drilling hole