KZS型轴流式通风机如果需要减少风量，可在不停车情况下调整导叶。
参考答案：对
Our monitor, ______ it clear to us that he didn’t want to waste time playing computer games, left the Internet bar quickly.
A．made
B．having made
C．make
D．Had made
全口义齿基托与唾液或黏膜与唾液之间产生的吸力称为
A．大气压力
B．黏着力
C．附着力
D．摩擦力
E．内阻力
