exhaust-pressure ratio passage
... 排气循环 exhaust cycle; 排气压比 exhaust-pressure ratio passage; 排气压力 pressure at expulsion; ...
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排气压力比 exhaust pressure ratio
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发动机压力比(epr)，进气压力与排气压力值的比，某些发动机以此作为设定推力的主要依据。
Engine pressure ratio (EPR), the ratio of inlet pressure over exhaust-let pressure measurements. The ratio is used as the primary parameter to set thrust on some engines.
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