three-operating crane

Optimization in the position design for the three pivoting points in derricking mechanism of truck crane with telescopic boom

伸缩臂式汽车起重机变幅三铰点优化设计

Three 3500 W dysprosium lamps are installed on each tower crane for site lighting during night.

罐体施工现场:在每台塔吊上装三盏3500W镝灯用于现场夜间照明.

The Yellow Crane Tower is known as" three Chu resort "and" the first floor of world", it is the landmark of Wuhan, at the same time, it is also the carrier of Yellow Crane Tower culture.

有三楚胜地、天下江山第一楼之美誉的黄鹤楼，是武汉市的标志性建筑，同时也是黄鹤楼文化的现实载体。

Secondly, for the actual crane model, the basic method of theoretic mechanics and Lagrange equation is used to establish three-dimensional dynamics of the system and simplified dynamics of crane system with fixed cable.

其次，针对设计的吊车实际物理模型，运用拉格朗日方程建立了吊车系统三维条件下的运动方程，以及简化条件下的定绳长吊车系统运动方程。

Which is the three famous towers in south china in history, the other two towers are Yellow Crane tower in Wuhan and Prince Teng pavilion in Nanchang.

岳阳楼与湖北武汉的黄鹤楼、江西南昌的滕王阁历史上并称为江南三大名楼。