In summary, this paper has a certain guide to the design of air-port structure of the uniflow-scavenged two-stroke cycle diesel engines.
总之，本文的工作对二冲程直流扫气柴油机的气口结构方面的设计具有一定的指导意义。
2
The pulse pump is a new-type pump, in which the fluid successively flows out in one direction by means of the pulse effect in the uniflow pipe.
脉冲泵是利用脉冲波的单流管效应来获得单向连续出流的新型泵。
3
Moreover, the uniflow hydrocyclone has the traits of big capacity, low pressure drop and a little low separation efficiency in contrast to the returned flow hydrocyclone.