The foot part is formed on the edge of the edge extension part on the same pattern-drawing direction of the shell at the position off from the cove whatever the shape of the cove is.
脚部形成在边缘扩张部的边缘部上，在离开凹部的位置上，无论凹部形状如何， 都能够与壳体的起模方向一致地成型。
The foot part is formed on the edge of the edge extension part on the same pattern-drawing direction of the shell at the position off from the cove whatever the shape of the cove is.
脚部形成在边缘扩张部的边缘部上，在离开凹部的位置上，无论凹部形状如何， 都能够与壳体的起模方向一致地成型。
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