下模具（2）和上模具（4）的成型凹部（1、3）形成为具有半椭圆形 轮廓以当模具闭合时提供大体椭圆形横截面的成型空间（S）。
The forming recesses (1, 3) of a lower die (2) and an upper die (4) are formed to have a semi-oval profile so as to provide a forming space S almost oval in section with the dies closed.
脱层区域假定为椭圆形状，本文研究了在双轴载荷作用下对称正交铺设层板脱层屈曲的临界载荷，脱层厚度、半轴比、子层角以及载荷比对临界载荷的影响均进行了研究。
The delamination is assumed to be elliptical in shape. In this paper the critical load of delamination buckling for a symmetric cross-ply laminate acted on by biaxial load is investigated.
虽然拥有一握半的刀柄，不过最合适的握持方式还是单手挥舞，椭圆形刀柄的形状正式为此而特别设计的。
While there are a half and a hand of the tool shank, the most conformable grab handle style is wielded by single hand. The ellipse tool shank is designed for it designedly.
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