Reaserch the relations between at luffing course of horizontal movement and jib system organization's static stressing, as well as to improve the analyses means of design software of these same crane.
探寻物品在变幅过程中水平移动与臂架系统结构静态受力之间的关系，研究臂架自重平衡系统的设计与臂架系统动力响应之间的关系以及对改善该类门机的设计软件的分析手段。
A furling jib rolls up around the forestay using special hardware in a furling system.
一个收帆臂(furlingjib)使用收帆系统中的特殊硬件设备，环绕着前桅支索(forestay)卷起。
A new-type quayside container crane with jib-bridge luffing system as the main working part is brought out.
提出一种以臂桥架变幅系统为主要工作机构的岸边集装箱起重机。
The operation of the system need't require too high quality to the personnels. Some training can make them fit for the jib.
系统的操作对人员的素质的要求不高，只需对他们稍加培训便能胜任。
The operation of the system need't require too high quality to the personnels. Some training can make them fit for the jib.
系统的操作对人员的素质的要求不高，只需对他们稍加培训便能胜任。
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