valve diameter meaning in English
气门径
气门座直径
Examples
- Key factors deciding the exhaust noise of the engine includes the cylinder pressure , the exhaust valve diameter , the discharge capacity of the engine and the opening characteristic of the exhaust valve
影响发动机排气噪声的主要因素有：汽缸压力、排气门直径、发动机排量及排气门开启特性等。