valve stem clearance

常见例句

Excessive valve-stem clearance speeds up valve deposits.
气门杆间隙过大会加速气门的积炭。
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Valve sticking. Gum or carbon deposits on the valve stem will cause valve sticking. Excessive valve-stem clearance speeds up valve deposits.
气门杆上的胶质或积炭是造成沾着的原因。气门杆间隙过大会加速气门的积炭。
It is believed the valve failure is because the valve stem to guide clearance is excessive, and that causes the high seating speed that impacts the valve, so the fatigue source occurs int…
气门杆端面在运行中不断与摇臂撞击磨损使该现象进一步加剧，导致气门颈部撞击疲劳断裂失效。