【摘 要】
：
排气阀损坏通常有两种:烧坏及断裂。损坏的基本原因是:温度过高(或不均衡)、与气阀座接触不好及落座力太大。就气阀损坏最普遍的原因——烧蚀来说,或是由于密封不好,废热气
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排气阀损坏通常有两种:烧坏及断裂。损坏的基本原因是:温度过高(或不均衡)、与气阀座接触不好及落座力太大。就气阀损坏最普遍的原因——烧蚀来说,或是由于密封不好,废热气漏泄通过阀面,或是因局部热点造成的(见表一致导气阀损坏的诸
Exhaust valve damage is usually two kinds: burn and fracture. The basic reason for the damage is: the temperature is too high (or unbalanced), poor contact with the valve seat and seating power is too large. In the case of ablation, which is the most common cause of valve damage, either due to poor sealing, waste heat leaks through the valve face or due to local hot spots
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