养路机械液压传动系统中的油液t时间内通过截面积为A的L长的管道,其流量Q为()。
A、AL/t
B、V/t
C、A/t
D、V/Lt
参考答案:A
---Mary! If only we had less homework today!
---_____We all need more relaxation.
A.I don’t think so
B.Thanks for your advice.
C.I’m sorry to hear that.
D.I couldn’t agree more.
主药
A.脆碎度检查B.热原检查C.融变时限检查D.崩解时限检查E.黏度与稠度检查