单项选择题
对于φ114×4mm的钢管的内径和外径分别是()
A、114mm,122mm
B.110mm,114mm
C.106mm,114mm
D.114mm,118mm
点击查看答案&解析
相关考题

单项选择题
A、114mm,122mm
B.110mm,114mm
C.106mm,114mm
D.114mm,118mm
微信扫一扫,加关注免费搜题