变形椭圆模板
deformable ellipse template
波形圆板
corrugated circular plate
二等角椭圆模板
dimetric ellipses template
夹层椭圆形板
elliptical sandwich plate
矩形-圆形波导转换器
rectangular-circular waveguide transducer
平行圆板形电离箱
parallel circular plate ionization chamber
圆形模糊结构元
circular fuzzy structured element
板形板厚综合控制
combined shape and gauge control
integrated control of strip flatness and thickness