Valve operating clearence的意思|示意

汽门脚间隙 ... Valve margin汽门头厚度 Valve operating clearence汽门脚间隙 Valve overlap汽门重迭 ...

汽门头厚度 ... 汽门头Valve lifter 汽门头厚度Valve operating clearence 汽门脚间隙Valve overlap ...

汽厚度 ... 砌厚度 thickness of lining 汽厚度 valve operating clearence 厚度2毫米以下 thin boards ...