• We discuss a potential flow about a hollow circular cylinder of porous media in this paper.

    本文主要讨论多孔介质空心圆柱有势流动问题。

    dict.cnki.net

  • Guide magnet yoke of stator is hollow circular cylinder shaped, and is made up of magnetic conduction metallic material;

    定子磁铁中空圆柱形金属材料制成

    ip.com

  • Guide magnet yoke of stator is hollow circular cylinder shaped, and is made up of magnetic conduction metallic material;

    定子磁铁中空圆柱形金属材料制成

    ip.com

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