板梁

plate beam的用法和样例：

例句

The lower construction is a rectangular plate beam gantry with good rigidity and tensional strength.下部结构为空间矩型板梁式门架，有较好的刚度和抗扭性能。
The advance support of intake and return aircourse needs a lot of plate girders in the comprehensive mechanized coal mining face.综采工作面的进回风巷超前支护要用很多板梁。

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Albertini's treatment

buying cheap and selling dear

Bīt'a