The model of a rotary crane was derived to know the reason of load swing, and as a result, the load swing could be well controlled.
针对桥式起重机运行过程中载荷摆动造成的运行精度差和工作效率低下问题，提出了一种神经网络直接逆模型控制方法，以降低载荷摆动。
The partially slewing crane is a kind of representative rotary rail crane, which is also the first developed type in our country.
门座起重机是我国研制最早、具有重要代表性的一种旋转式有轨起重机。
The crane can rotate 360 degrees, which means it can move forward, left, right, after all more than 10 meters to grab and rotary lifting objects, without the aid of other auxiliary equipment.
而且这种起重机能实现360度旋转，这意味着它能向前、后、左、右各方位十几米处自行抓起并旋转起吊物，而不借助其他辅助设备。
This product is suitable for the arm support rotary hydraulic pressure system in digging machine, crane, pumper and concrete pump truck, etc.
本产品适用于旋挖机、起重机、消防车和混凝土泵车等臂架回转液压系统。
Two, rotary tooling, in order to prevent the torsional deformation of tower crane type standard section, between the two supporting plate should be added to the diagonal rod.
翻转式工装，为了防止塔机片式标准节的扭转变形，在两支板之间应加上斜杆。
Rotary cushion valve is the high performance multifunction combination valve which is used extensively in the rotary mechanism of 20 ~ 100 ton hydraulic mobile Crane.
回转缓冲阀是我国20吨至100吨液压汽车起重机回转机构广泛应用的高性能多机能组合阀。
Floating crane structure mainly include boom, amplitude varying wire rope, tied back wire rope, truss frame, A-frame, counterweight box, rotating machinery base, and rotary bearing structure.
浮吊结构包括臂架、变幅钢丝绳、系固钢丝绳、桁框架、人字架、配重箱、回转底盘总成及回转支承等部件。
Floating crane structure mainly include boom, amplitude varying wire rope, tied back wire rope, truss frame, A-frame, counterweight box, rotating machinery base, and rotary bearing structure.
浮吊结构包括臂架、变幅钢丝绳、系固钢丝绳、桁框架、人字架、配重箱、回转底盘总成及回转支承等部件。
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