A、磁力百分表 B、鋼卷尺 C、鋼直尺 D、游標卡尺
A、焊修 B、調(diào)修 C、更換 D、焊修或調(diào)修
A、RC3、RD3 B、RC3、RD4、RD3p C、RC3、RD3、RC4 D、RC3、RD3、RC4、RD4、RD3p