问题
单项选择题
在底盘测功机上检测滑行距离时,设定的初速度应为()km/h。
A.20
B.30
C.50
答案
参考答案:B
在底盘测功机上检测滑行距离时,设定的初速度应为()km/h。
A.20
B.30
C.50
参考答案:B
完形填空。 | |||
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