downdraft例句
2024年06月24日 14:36:15
Ventilation: positive
downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV.
通風: 為了使氣體聚集程度維持在閥極限值之下,應提供通暢的向下棋流排氣通風設施.
Beijing Cherokee engine uses Cart YFA carburetor which is single barrel,
downdraft carburetor with triple venturi.
北京切諾基發(fā)動機采用卡特YFA單腔 、 下吸式、三重喉管化油器.
When you have an economic
downdraft like this, that same flexibility can be a severe detriment.
當你遭遇這種規(guī)模的經(jīng)濟衰退時, 同樣的彈性可能就會非常不利.