汽油检测系统由毛细管节流器组成.The gasoline detection system consists of a capillary restriction.近来,可采用在冷却塔的水管系统中设置旁通阀或节流阀.The latter may be used with bypass or throttling valves in the tower water pipework circuit.当达到发动机额定转速时,节流板趋于关闭位...
The soil washed from the hills is silting up the hydroelectric dams.从山上冲刷下来的泥土就要让水电大坝淤塞了。Mud is silting up the stream.泥沙把小河淤塞了.The harbour is slowly silting up.港口正在慢慢地被淤泥堵塞....