A、不產(chǎn)生制動 B、制動失靈 C、不能緩解 D、緩解緩解時間過長
A、0.24~0.37mm B、0.024~0.03mm C、0.36~0.427mm D、0.036~0.0427mm
A、0.24~0.307mm B、0.024~0.03mm C、0.36~0.427mm D、0.036~0.0427mm