The changes of the radial deformation and the flange's planeness are induced by the circumferential weld at the joint between the cylindrical shell and the flange ;
圆柱形壳体与法兰对接环形焊缝将引起壳体的径向变形及法兰平面度的变化；
The changes of the radial deformation and the flange's planeness are induced by the circumferential weld at the joint between the cylindrical shell and the flange ;
圆柱形壳体与法兰对接环形焊缝将引起壳体的径向变形及法兰平面度的变化；
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