As the tapered-section member extends increasingly, it's very necessary to find an exact method to consider its stability.
随着变截面的日益推广,很有必要寻找一种精确的方法来考虑其稳定性。
The weld defects of incomplete fusion and burn through always occur when the electro-slag welding is used between the outside thin metal plate and the inner clapboard in a box-section member.
箱形截面构件薄壁板与内隔板电渣焊接时,易产生壁板烧穿和焊缝未熔合现象。
And then the math formulae for three dimensional moulding of a special section member with space curves have been derived which could be used for product design and development of drawing software.
据此,推出具有空间曲线的异型截面构件的三维造型数学公式,可供产品设计及绘图软件二次开发使用。
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