The market of construction crane in foreign countries is analyzed.

本文对国外工程起重机市场进行了详细的分析；

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Construction equipment in place: excavator, crane, welding machine, Angle grinder, abrasive cut-off machine and any other equipment.

施工机具到位：挖掘机、吊车、焊机、角向磨光机、砂轮切割机及其它工用具。

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The construction unit when the tower crane foundation, must ensure that the endurance meets the design requirements, the strength of reinforced concrete at least the design value of 80%.

施工单位在做塔吊基础的时候，一定要确保地耐力符合设计要求，钢筋混凝土的强度至少达到设计值的80%。

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To get the set onto the hotel's roof, the producers used a 300-foot construction crane.

WSJ: How 'Man on a Ledge' Found Its Perch

As he approaches the East River, he marvels at a construction crane hoisting giant girders into the sky.

FORBES: Boy Toy

He marvels at a construction crane hoisting giant girders into the sky.

FORBES: Magazine Article