现在使用的大棚骨架强度低、骨 架厚、使用寿命短，农业生产成本高；
The existing shed skeleton has advantages of low strength, thick skeleton, short service life and high agricultural production cost;
通过可视化软件VB与ANSYS连接和调用，实现客车骨架强度的有限元分析的可视化。
Through the visualization software VB connecting and invoking the ANSYS, they realize the finite element strength analysis of the bus frame.
为验证大棚骨架的强度，用农机测试中的应变测量法，来探索其内部应力的变化情况。
The strain test in the agricultural machinery field was used to probe the stress variation inside a frame in order to examine the strength of the plastics greenhouse frames.
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