valve spiracle stigma valve of a tyre air door air valve of a tyre
The two types of engine valves are intake and exhaust.
发动机气门的二种型式是:进气口和排气口。
—— 辞典例句The position of the valves during the power stroke are both closed.
在作功冲程期间,气门的位置都是关闭的。
—— 辞典例句The valve lifter, a round cylinder, rides on the cam.
气门挺杆为一圆筒体, 坐落在凸轮上。
—— 辞典例句The transverse nerves pass to the spiracles of their segment.
横神经通往同体节的气门。
—— 辞典例句Dirty or improper oil will cause deposits to form on the valves.
含有灰尘或不合格的油也会在气门上形成积炭。
—— 给力词典精选