基本解释n.底孔同根派生 underport相关词英汉例句Keywords underport flanging;parameter;modification;result; 底孔繙邊;蓡數;脩正;傚果;Keywords R_C1/4 tapered internal screw;Underport;Macrogram;Programme; 4圓錐內螺紋;底孔;宏程序;編程;underport flanging 底孔繙邊underport更多例句