They have embraced the shipping container (which comes in a choice of 20-foot or 40-foot models) as the basic building block in the construction boom accompanying their search for independence.

伴随着公民复决投票的进行， 他们将集装箱（可以选择20英尺或40英尺的）作为基本的建设模块。

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The change in air pressure associated with a sonic boom is only a few pounds per square foot — about the same pressure change experienced riding an elevator down two or three floors.

和音爆有关的气压变化只有每平方英尺几磅——大约是坐电梯向下两到三层所感受到的气压变化。

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Nifty Lift added a 4x4 version of its popular SP34, 34-foot boom, and introduced a 52-foot model to its line - the SP53 4x4 - last summer.

外形美观的升降机又为最受欢迎的34英尺起重臂的SP34型号添加了4x4版本，同时在去年夏天为SP53 4x4系列产品引进了52英尺的新型号。

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One of the world's biggest cranes, with a 500-foot boom, will sit between the two big foundation holes, pluck the already-built sections up and drop them into place.

FORBES: Magazine Article

The Jan. 9 collapse in Queens didn't cause any life-threatening injuries, but three workers had to be extricated from beneath fallen machinery after the 170-foot-long boom fell and mowed down part of the building's wooden framework, according to officials and witnesses.

WSJ: APNewsBreak: Operator cited in NYC crane collapse

Two men, one hoisting a big camera and the other a sound boom, stood in a corner less than a foot from one another.

NEWYORKER: The Operator