• First we go to watch the arciform movie. The movie's name , It is a strange world , there are many animals and beautiful scene.

    首先我们看穹幕电影,电影阿拉斯加》,神奇的世界许多动物美丽的景色。

    youdao

  • One kind of beam type gas injection packing support plate used in the column is introduced. The curve equation of the developed pattern of the arciform plate is presented.

    介绍了器内气体喷射式填料支承及其拱形展开通过详细计算给出了展开图曲线方程

    youdao

  • One kind of beam type gas injection packing support plate used in the column is introduced. The curve equation of the developed pattern of the arciform plate is presented.

    介绍了器内气体喷射式填料支承及其拱形展开通过详细计算给出了展开图曲线方程

    youdao

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