A.點狀腐蝕 B.裂紋 C.面狀腐蝕 D.劃傷
A.-40~70B.-40~60C.-10~70D.-10~60
A.主要負責人B.安全部老總C.廠長(經(jīng)理)D.生產(chǎn)部總監(jiān)