有效利用废气物使能量循环利用，体现了食物链的原理。
Using of the waste which effectively recycled the energy embodied the principles of the food chain.
ECI系统利用废气旁通控制阀来控制到废气旁通阀执行器的压力。
The ECI system is designed to control the pressure to the waste gate actuator with the waste gate pressure control valve.
本文利用废气治理工程中测试的数据，建立了流化填料净化塔的水力阻力经验式。
By making use of the available data from engineering experiment, an empirical formula to estimate pressure drop of fluidized packing contactor has been set.
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