英语词汇pressure ratio怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

短语

1
pressure ratio
航增压比 ; 物压缩比
2
critical pressure ratio
流临界压力比
3
pressure ratio regulating valve
压力比例调节阀 ; 压力比例调治阀 ; 压力比例调理阀 ; 压力比例

双语例句

1
The thrust reverser efficiency declines as the increase of the pressure ratio.
反推效率随着压比的增大而降低。
2
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.
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。
3
The influence of blade number, blade thickness, location of splitter blades and tip clearance on mass flow, pressure ratio and efficiency is showed.
讨论了改变叶片数目，增加叶片厚度，调整分流叶片周向位置以及增加间隙高度等对离心叶轮流量、压比和效率等总体性能的影响。

单词	pressure ratio
释义	pressure ratio 简明释义压力比：两个不同压力之间的比值，通常用于描述气体压缩机、喷气发动机等设备的性能。网络释义短语 1 pressure ratio 航增压比 ; 物压缩比 2 critical pressure ratio 流临界压力比 3 pressure ratio regulating valve 压力比例调节阀 ; 压力比例调治阀 ; 压力比例调理阀 ; 压力比例双语例句 1 The thrust reverser efficiency declines as the increase of the pressure ratio. 反推效率随着压比的增大而降低。 2 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. 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。 3 The influence of blade number, blade thickness, location of splitter blades and tip clearance on mass flow, pressure ratio and efficiency is showed. 讨论了改变叶片数目，增加叶片厚度，调整分流叶片周向位置以及增加间隙高度等对离心叶轮流量、压比和效率等总体性能的影响。
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