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 wall slewing crane requires no floor space, can be mounted on load-bearing concrete walls, pillar or machines with easy installations.
墙壁式悬臂吊不占用地面面积，可以安装在墙上，厂房立柱上或机器设备上，其固定方式十分简单。
Portal crane sub frame and four-link arm two types, from the crane hoisting, luffing, slewing and walking four agencies ac frequency control, the machine USES PLC control, superior performance.
门座式起重机分单臂架和四连杆两种类型，起重机的起升、变幅、回转和行走四大机构均采用交流变频调速，整机采用PLC控制，使用性能优越。
There are hoisting mechanism of crane, slewing mechanism, the luffing mechanism and metal structure selection in this article.
设计主要包括起重机的起升机构、回转机构，变幅机构及金属结构的选择。
It is used for the crane slewing bearing.
这是用于起重机的回转支承。
The requirements of slewing drive used in truck crane is rather high, it should have significant security and reliability.
随车起重机对回转式减速器的要求性能很高，要求产品具有严格的安全性和可靠性。
The requirements of slewing drive used in truck crane is rather high, it should have significant security and reliability.
随车起重机对回转式减速器的要求性能很高，要求产品具有严格的安全性和可靠性。
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