基本解釋具緣紋孔對(duì)詞組短語(yǔ)短語(yǔ)half bordered pit -pair [植]半具緣紋孔對(duì)haft -bordered pit-pair 半緣紋孔對(duì)half -bordered pit pair 半具緣紋孔對(duì)semi -bordered pit pair 半具緣紋孔對(duì);半重紋孔對(duì)bordered pit-pair更多詞組專業(yè)釋義機(jī)械工程有邊壁孔對(duì)