【专利摘要】： 本实用新型涉及发动机废气再循环(exhaust gas recycle，EGR)系统，特别涉及一种单向阀。本实用新型的单向阀，其特殊之处在于：包括阀芯，其外形为锥形，小端封闭，大端为入口，阀芯的侧...
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Research shows that the burner is based on high-temperature air combustion, zoned combustion and exhaust gas recycle.
该烧嘴综合高风温无焰燃烧、分区燃烧及烟气再循环等技术；
It is stated that advanced control and diagnostic sensors play a key role in car antipollution devices such as catalytic converters, electronic fuel injection, and exhaust-gas recycle systems.
本文论述了先进的控制型和诊断型传感器在催化转换器、电子喷油器和废气再循环系统等汽车防污染装置中所起的关键作用。
The intermediate pressure exhaust gas boiler in the shop of Yantzi petrochemical oil refinery works is needed to recycle the exhaust heat from the dust.
扬子石化炼油厂催化裂化车间中压余热锅炉，用来回收催化再生烟气的余热。
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