通过对压缩机积炭现象的形成、危害的分析，结合生产实践提出了一些预防措施。
Through to the compressor carbon deposit phenomenon formation, the harm analysis, in coor with progress of production practice proposed some preventive measures.
含噻吩原料加氢裂化生成的积炭，存在于不同孔径的孔中，在催化剂表面形成少量机械孔。
The coke deposited due to thiophene impenetrated into all the pores and some of them could form mechanical pore on catalyst surface.
因混合气过浓、点火系统有故障、发动机内压力损失、冷机等导致的不正常燃烧都会形成气门积炭。
Improper combustion, due to a rich mixture, defective ignition system, loss of compression in the engine, a cold engine, and so forth, will result in carbon deposits on the exhaust valves.
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