back-flushing valve的意思|示意

This paper briefly introduces the whole design thought of the new-type vacuum filter and the design and development of some main structure parts: rotary-drum and back-flushing valve.

简要介绍了新型真空过滤机的整体设计思路及其主要结构部件转鼓和反吹阀的设计研制。

This invention provides a set of self-powered mechanical device, an auto-regulating movable weir-plate, a back-flushing buffer and lift-pull valve.

本发明提供一套自力式机械装置、自动调节活动堰板、反冲阻流器、提拉阀。