While medium pressure and the upstream end of the resilient and flexible structures to increase the downstream end of the valve seat seal.

同时介质压力与上游端挠性结构的回弹力又增加了下游端阀座的密封。

youdao

Lastly, studies transportation characteristic of bed load sediment of upstream end before vegetation dam. Preliminarily clear sand-binding mechanism of vegetation "flexible dam".

最后对植物坝前上游段推移质泥沙的输移特性进行了研究，初步探明了植物“柔性坝”的固沙机理。

youdao

In an alternative embodiment, the present invention provides for the coating of the upstream end of a catalytic member by the overcoat layer, thereby creating an upstream poison capture zone.

在另一实施方案中，本发明用覆盖层涂布催化元件的上游端，由此产生上游毒物捕获区。

youdao

Adobe gets its revenues at the upstream end--from the programmers and graphic designers who create the content that plays on Flash players.

FORBES: Magazine Article

The firms at the upstream end of those pipelines, such as Russia's Gazprom, which supplies a quarter of all western Europe's gas, thus have a strong hand in negotiations.

ECONOMIST: Shale gas should make the world a cleaner, safer place

First of all, it ignores the fact that the value chain is connected to the environment, that resources are being extracted at the upstream end and that consumers are dumping their used products back into the environment at the downstream end.

FORBES: Sustainable Consumption Rising on the Business Agenda