A .40kPa
B .50kPa
C .60kPa
D .80kPa
[单选题]行包列车(18t轴重)重车位时,每辆铸铁闸瓦压力为()。A .350kNB .480kNC .500kND .550kN
[单选题]普通货车(轴重21t)每辆人力制动机的换算闸瓦压力为()。A .40kNB .50kNC .60kND .80kN
[单选题]特快行邮列车(盘形制动)每辆人力制动机的换算闸瓦压力为()。A .40kPaB .50kPaC .60kPaD .80kPa
[单选题]重载货车(轴重25t)的人力制动机的换算闸瓦压力为()。A .40kNB .50kNC .60kND .80kN
[单选题]新型双层客车(盘形制动)每辆人力制动机的换算闸瓦压力为()。A .40kNB .50kNC .80kND .100kN
[单选题]列车主管压力为500kPa的普通货车(21t轴重)重车位时,每辆换算闸瓦压力为()。A .340kNB .330kNC .300kND .120kN
[单选题]列车主管压力为500kPa的重载货车(25t轴重)重车位时,每辆换算闸瓦压力为()。A .360kNB .340kNC .330kND .300kN
[单选题]列车车主管压力为500kPa的普通货车(23t轴重)重车位时,每辆换算闸瓦压力为()。A .340kNB .330kNC .300kND .120kN
[单选题]车辆换算闸瓦压力时,普通行邮列车(踏面制动,120km/h)每辆换算闸瓦压力为()。A .300kNB .350kNC .400kND .450kN
[单选题]列车主管压力为600kPa,普通货车(21t轴重),铸铁闸瓦在重车位时,每辆换算闸瓦压力为()。A .300kNB .330kNC .340kND .360kN