装有旋臂起重机的科尔曼测距仪扩大了旋臂起重机的应用范围。
Coleman LongRanger articulated jib crane expands the applications that a jib crane can be used for.
八十年代初先后研制成功了定柱式旋臂起重机、壁柱式旋臂起重机，并取得了国家实用新型专利证书。
The early eighties have successfully developed a set of crane column Arm, Arm type cranes, and achieved a national utility model patent.
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。
This product is suitable for the arm support rotary hydraulic pressure system in digging machine, crane, pumper and concrete pump truck, etc.
本研究主要是对该起重机的旋臂梁的设计及旋转功能部分的机构设计及参数的选择。
It mainly researched the design of the rotary arm and the design of the mechanism of the rotary part and the selection of the parameter.
本研究主要是对该起重机的旋臂梁的设计及旋转功能部分的机构设计及参数的选择。
It mainly researched the design of the rotary arm and the design of the mechanism of the rotary part and the selection of the parameter.
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