更多"[单选题]A-D-A-003 5 2 3国产75kg/m钢轨，轨腰厚是"的相关试题:
[单选题]国产75kg/m钢轨,轨腰厚是( )
A.20mm
B.16.5mm
C.15.5mm
D.14.5mm
[单选题]国产60kg/m钢轨,轨腰厚是( )
A.20mm
B.16.5mm
C.15.5mm
D.14.5mm
[单选题]国产50kg/m钢轨，轨腰厚是( )。
A.A.20mm
B.B.16.5mm
C.C.15.5mm
D.D.14.5mm
[单选题]A-D-A-003 5 2 3
国产60kg/m钢轨，轨腰厚是( )
A.20mm
B.16.5mm
C.15.5mm
D.14.5mm
[单选题]60kg/m钢轨轨腰厚度是（ ）mm。
A.16.5
B.76
C.12
D.140
[单选题]75kg/m钢轨每米钢轨质量( )Kg。
A.60.64
B.74.414
C.44.653
D.51.514
[填空题]高速铁路60kg/m钢轨轨腰厚度为<--NRC-->mm。
