top groove wear 顶槽磨损
piston top groove insert 活塞第一环槽镶环
top-ring groove 顶活塞环槽 ; 第一道活塞环槽
inside groove top surface 内槽顶面
top ring groove 顶活塞环槽
piston top ring groove 活塞顶环槽
groove top width 轮槽顶宽
top two ring groove 上双环沟槽
top width of sheave groove 皮带轮槽顶宽
In some application, a narrow groove is cut into the piston above the top ring to serve as a "heat dam" to reduce the amount of heat reaching the top ring.
在一些实际结构中,一条窄槽切入顶端活塞环的上部,其作用是充当“隔热槽”以减少达到顶端活塞环的热量。
Detach convertible -top covering from the groove in.
按从凹槽中拆卸活顶罩。
The gap in the top ring groove had exceeded the requirement.
第一道环槽的天地间隙超过了请求。
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