The design of noncircular section vessels is specified in ASME and GB 150.

非圆形截面容器设计,ASME和GB150中有明确的规定.

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There are following ways for modification of the EM character : structural arrangement , noncircular section, surface adulteration , micro - coiled stucture.

电磁改性的方式主要有: 结构编排、异形截面 、 表面掺杂 、 螺旋手征结构.

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