valve tappet clearance

基本解釋

The tappet clearance is slightly effective to distortion only during the valve lifting period if it changes not much from designed value.
氣門(mén)間隙在設(shè)計(jì)值附近變化不大時(shí)，僅在氣門(mén)開(kāi)啟階段對(duì)配氣機(jī)構(gòu)動(dòng)變形稍有影響。
Valve-face wear. In addition to the conditions discussed above, excessive tappet clearance or dirt on the valve face or seat could cause Valve-face wear.
氣門(mén)表面磨損：除上述介紹的情況外，氣門(mén)問(wèn)隙過(guò)大或氣門(mén)表面與氣門(mén)座的污垢均會(huì)使氣門(mén)表面磨損。
Valve Breakage. Any condition that causes the valve to overheat or to be subjected to heavy pounding (as from excessive tappet clearance or from detonation ) may cause valves to Break.
氣門(mén)過(guò)熱或遭受重載（氣門(mén)桿間隙過(guò)大或爆裂）均可造成氣門(mén)破裂。