研究结果还表明，进气阻力要比排气阻力对发动机性能的影响大。
The experimental results illustrated that the effects of intake resistance on the engine performance were much more important than that of exhaust.
实验结果表明，该装置回收排气余热量大，和原消声器相比，排气阻力较小，降噪效果明显。
The test results show that it can recover much more exhaust heat, and less exhaust resistance and lower noise than the original one.
按照所确定的结构制作了几何比为1：2 . 5的实验模型，模型实验结果表明，本文的数值模拟方案具有令人满意的精度，对于船用排气消声器阻力特性预估是非常有效的。
The scale of experiment model is 1 to 2.5. Model experimental results show that numerical simulation is very effective for forecast of resistance characteristics of Marine exhaust mufflers.
采用穗流试验的方法测定492汽油机进排气系统的阻力(包括进排气管和气缸盖进排气道)。
The inlet and exhaust systems (including inlet and exhaust manifolds and ports of cylinder head) resistance of model 492 gasoline engine have been measured by the steady flow tests.
使用三维数值计算方法预测内燃机排气消声器的声学性能和阻力特性。
The 3-d numerical methods are used to predict the acoustic attenuation performance and flow resistance characteristics of internal combustion engine exhaust silencers.
一个压缩过程分几次压缩，热效率高。3无吸、排气阀，故进、排气的阻力损失几乎为零。
A compression process of times compressed, high thermal efficiency. 3 no suction and discharge valves, the intake and exhaust resistance loss is almost zero.
分离器内部的各种设计 （如上导流锥高度的确定 ，下导流锥的倾角 ，排气管高度等 ）均为提高气固分离器的效率和降低阻力。
The size distribution and the velocity distribution in the separators and analyzed in order to decrease the pressure drop and increase the separation efficiency.
分离器内部的各种设计 （如上导流锥高度的确定 ，下导流锥的倾角 ，排气管高度等 ）均为提高气固分离器的效率和降低阻力。
The size distribution and the velocity distribution in the separators and analyzed in order to decrease the pressure drop and increase the separation efficiency.
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