题目内容
(请给出正确答案)
[多选题]
16MnR钢板⽤作压⼒容器壳体材料时,下列哪⼏种厚度的钢板应在正⽕状态下使⽤?()
A.20mm
B.25mm
C.30mm
D.28mm
E.40mm
查看答案
如果结果不匹配,请 联系老师 获取答案
A.20mm
B.25mm
C.30mm
D.28mm
E.40mm
A.1mm和2mm
B.0mm和5mm
C.1.3mm和2.5mm
D.1.3mm和2mm