• In this paper, the analytic solution of the dynamical equation of the pulsatile flow in a rigid round tube under the low-frequency varying magnetic field is obtained.

    本文通过求解灾变磁场作用刚性直脉动运动方程得到了它的分析

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  • This paper analysed emphatically the surface qualities of HCC round billets of grade 20 made in Hengyang Steel Tube Plant and the control methods of it.

    本文着重分析了衡阳钢管厂20水平连铸管表面质量现场控制方法。

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  • This paper analysed emphatically the surface qualities of HCC round billets of grade 20 made in Hengyang Steel Tube Plant and the control methods of it.

    本文着重分析了衡阳钢管厂20水平连铸管表面质量现场控制方法。

    youdao

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