The effects of two types of airfoil on the performance of multi-blade centrifugal fan used in floor standing air-conditioner are investigated by using the commercial CFD code fluent.

采用CFD手段对两种采用不同叶片翼型的风机进行整机模拟计算，研究了叶片翼型对风机性能的影响。

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Standing on the floor, a young boarder named Carl was admiring the view.

一位名叫卡尔的寄宿生站在地上，为该情景钦佩不已。

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Protozoa were detected in floor drains, standing water on the floor, soiled bars of cutting tables, plastic pallets and out-of-use hot water knife sanitizers.

原生生物从地拖，地上积水、切肉台上肮脏的干、塑料砧板和已经不使用的热水刀具消毒器上进行调查。

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Like its larger sibling, the SS-AR2 loudspeaker is a 4-unit, 3-way floor-standing vented box speaker system.

ENGADGET: Sony reveals SS-AR2 loudspeaker, wants an invite to your next house party

The Griffin Twenty is a compact digital amplifier that brings the magic of AirPlay to a pair of bookshelf or floor-standing speakers, so you can beam audio wirelessly from a computer, iPhone, iPad or iPod Touch.

WSJ: Stereo Sound, Rekindled

In the first-floor gallery, free-standing marble statues of men, women and horses glow against a background of grey concrete walls and columns.

ECONOMIST: A new tribute to the Parthenon