Some chimney in He nan applies concrete outer cylinder structure with internal steel tube, which adopts construction of wire-rope hydraulicliftingequipment.
目前国内火电厂烟囱钢内筒施工常采用液压顶升倒装法、气压顶升倒装法、卷扬机提升法和悬索液压提升法。
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According to the "special equipment directory", lorry crane which belongs to a hoisting machine in mobile crane, code 4490, and the hydrauliclifting platform vehicle is in crane lift type, code 4890.
The deck erection gantry is a specialized equipment for erection of suspension bridge deck segments, it has mainly two forms of winch type and hydrauliclifting type.