由于时间关系，老师要求我们只验算一块板和一个梁，主要是掌握方法。

Because of the time constraint, the teacher asked us to check only a plate and a beam, the main method is to grasp.

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本文建立了一个梁单元位移算子的新概念，并提供一种梁平面弯曲变形的梁单元位移算子求变形的计算方法。

A new concept on the displacement operator for beam unit is established, and a method of calculating the deflection Angle of beam unit is then provided.

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即使是一个瘦形梁龙，曾经被认为在活着的时候重达5.5吨，现在也减重了1.5吨。

Even a slender diplodocus, once believed to have tipped the scales at five and a half tonnes when alive, has lost a tonne and a half from its weight.

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