框架箱框架箱专门为需从顶部或两侧装箱的较重货物而设计，如管道和机器。有壁或无壁、可折叠或不可折叠的框架箱。

Framework for me the framework for me to be from the top or both sides of the packing of goods designed for the serious, such as pipes and machinery.

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提出了一种计算无叶扩压器两壁面上不可压缩三元紊流附面层的方法。

A method is proposed to calculated the incompressible three-dimensional turbulent boundary layer on both wall surfaces of vaneless diffusers.

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穷到拍壁无尘。

Poor to making the wall clean.

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