简体的长度、进气管和排气管的尺寸以及锥体和下料管是设计旋风分离器时要考虑的重点。
The focal points of designing cyclone separator were involved in cylinder length, dimension of inlet and outlet pipe, cone and filling tube.
结果表明，一定长度的进气管可以获得最佳发动机综合性能，过长或没有进气管对发动机的性能都不利。
The results showed that the engine could give its rating power only at the definite length of intake.
结果表明，一定长度的进气管可以获得最佳发动机综合性能，过长或没有进气管对发动机的性能都不利。
The results showed that the engine could give its rating power only at the definite length of intake.
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