双作用刮片泵一般多用于较大功率的消防车上。
参考答案:错
. The map was drawn to the standard _____ of 1/100,000, so there was not much detail.
A.route
B.line
C.rate
D.scale
下列足阳明经的特定穴正确的是()。
A.荥穴内庭
B.合穴丰隆
C.络穴解溪
D.郄穴阴市
E.都不对