A.斷管沒 B.電流及外表面質(zhì)量 C.外徑 D.米克重
A.12.7*0.39 B.11*0.38 C.9.52*0.38 D.12.7*0.42
A.12.7*0.39 B.11*0.38 C.9.52*0.38 D.11*0.37