The paper briefly introduces the construction technology in the process of underslung erection of steel pipe for steel pipe concrete arch bridge of Chaoyang East Bridge as well as the essentials for correlative technologies guaranteeing quality of arch bridge .

简要介绍朝阳东大桥钢管混凝土拱桥钢管 吊装过程中施工工艺及相关施工工艺要点，确保钢管混凝土拱桥质量。

Application of ' Gantry Crane Without Leg ' in Underslung Erection of T-beam among Bridge Span

缺腿 龙门吊在桥跨中吊装T梁的应用

Research into the Underslung Valve Mechanism of CG Motorcycle Engine Camshaft

摩托车CG发动机凸轮轴 下 置 式 配气机构的研究

Application of the Touching Screen Technic in Electric Controlling on Underslung Heat Treatment Product Line

触摸屏技术在 悬挂 式热处理生产线电气控制方面的应用

A cart with an underslung axle and two seats .

有一个 重心 低 的 轴心和两个座位。

Research on Underslung Heat Treatment Product Line for Crankshaft

悬挂 式曲轴 调质热处理生产线的研制

Making and application of underslung cleaning-keeping bag for holding soap

悬挂 式肥皂保洁袋的研制与应用

Research of Construction Schemes for Flume Trussed Arch Underslung Suspension at Cao River

漕河渡槽桁架拱 吊装施工方案研究

This paper introduces that man machine conversation with PLC is realized successfully by the touching screen in the electric controlling on underslung heat treament product line .

论述了在 悬挂 式 曲轴热处理生产线的电气控制系统中，采用触摸屏为 操作 核心，成功的实现与PLC可编程序控制器人机对话。