The second was to design the hay stacker system which used simplifies systematically installs, the reasonable movement way to simulate the reality process of delivering and accessing the goods.
二是设计堆垛机系统以及结构强度校核，目的是采用精简的安装系统、合理的运行方式，模拟现实运送存取货物过程；
The second was to design the hay stacker system which used simplifies systematically installs, the reasonable movement way to simulate the reality process of delivering and accessing the goods.
二是设计堆垛机系统以及结构强度校核，目的是采用精简的安装系统、合理的运行方式，模拟现实运送存取货物过程；
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