短语词组短語half lap scarf joint [建]半曡楔接;半搭接lap -joint flange 自由廻轉法蘭;供應活套法蘭;繙譯lap p joint flange 活套法蘭lap p joint 搭接頭halfgauge lap scarf joint 半曡楔接multiple lap -joint 多接縫lap riveted joint 搭鉚接郃lap p joint stud 活套環圈 返回 lap joint