He'd like a bowl of noodles chicken and cabbage. [ ]
A. has
B. have
C. with
D. in
答案:C
某市规定:卡车在市区内行驶速度不得超过40km/h。一次一辆卡车在市区路面紧急刹车后,经1.5s停止,量得刹车痕迹x=9m。问这车是否违章?
离心泵在运行中,一部分液体从轴端()泄漏到外部而造成损失。
A、两侧
B、下面
C、上面
D、密封