1) of a leaf shape; having a broad rounded apex and a narrow base.
一种叶子形状;上宽下窄。
2) peg tops
上宽下窄裤子
3) peg tops
上宽下窄的裤子
4) peg skirt;peg tops
上宽下窄裙
5) of a leaf shape; long and narrow.
叶子的形状;窄而长。
6) parts with narrow top and wide bottom
上窄下宽零件
1.
The cold punching forming process of three kinds of parts with narrow top and wide bottom are introduced respectively, according to their different shape and characters, different punching forming process are used.
介绍了2种上窄下宽零件的冷冲压成形工艺,根据其不同形状及特性,采用了各不相同的冲压成形工艺。
补充资料：一种
1.一个种类。 2.一个部族。 3.一样;同样。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条