Valve plate and seat alternately touching with no grinding to maintain good sealing performance.

阀板与阀座交替开关，无滑动机构，保持高密封性；

youdao

The crushing function of the feeding machine is broken on the clouds of powder block to a network, no grinding function.

其喂料机的粉碎功能只是对成团的粉块打碎利于过网，并无研磨功能。

youdao

But Spain no longer has its own money, which means that it can regain competitiveness only through a slow, grinding process of deflation.

然而，西班牙不再拥有自己的货币，这就意味着它只能通过缓慢而折磨人的通货紧缩来重新恢复竞争力。

youdao

All other factors considered--recessionary year, no Napster, grinding paralysis on last-mile--a quadrupling of Net traffic can be seen as a huge upset win.

FORBES: BOOM INTERRUPTUS

Jawaid Afsar, a sales trader at Securequity, said the FTSE 100 keeps "grinding higher, and there's no real selling pressure".

BBC: News - London shares reach 12-year high

That was four years ago this week (A UN investigation has been grinding away for years now, with no justice yet in sight).

FORBES: Freedom's Edge