It consists of feeder hopper, outlet hopper, discharge chute and luffing mechanism.

由进料斗 、 出料斗 、 排料槽及变幅机构构成.

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It changes working radius usually by luffing jib.

通常多采用俯仰臂架的方法来实现工作幅度的改变.

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A - 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.

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The optimization design of portal cranes'luffing system is just a real world problem.

门机变幅系统优化设计是将优化设计方法应用于工程设计中的产物.

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