【bell-mouth】什么意思_英语bell-mouth的翻译_音标_读音_用法_例句_在线翻译

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abstract: In Building services engineering and HVAC, a bell mouth is a tapered expanding or reducing opening in the end of a ventilation duct, so named because the taper can resemble that of a bell shape. They are primarily designed and used for return air or extract air purposes within building ventilation systems, more commonly located within ceiling voids or other similar plenum.

以上来源于: WordNet

By means of test research, a small sized inlet with a symmetrical bell-mouth form instead of traditional large sized one will be adopted for the TGP's hydropower station.

为了优化三峡电站进水口体形，试验研究采用了与传统大进水口不同的小进水口体形方式，并将进水口的喇叭口段布置成对称状。

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The sand retention apparatus is composed of an upper joint (1), a central tube (2), a retention ring (3), a sealing element (4), a spacing ring (5), an adjusting ring (6) and a bell mouth (7).

此种挡砂器由上接头(1)、中心管(2)、挡环(3)、密封件(4)、隔环(5)、调节环(6)和喇叭口(7)组成。

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The bell has a specific name of the site, known as moving the upper and the lower part is called the drum bell mouth 16.20 for milling, bell onthe lips say, Name-minute dance.

钟的各部位都有着特定的名称，上部称为钲，下部谓之鼓，钟口两角为铣，钟唇曰于，钟顶名舞。

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更多双语例句

When the iPad Mini was released in November of last year, there were few opening-bell lines at Apple stores, few foaming-at-the-mouth fanboys crossing out the days on their calendars, and few folks who viewed the device as much more than Apple getting in the seven-inch tablet game because, well, they pretty much had to at that point.

FORBES: How The iPad Mini Became A Stealth Success

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bell-mouth