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1·Who invented the zip-fastener ?

谁发明了拉链？

2·The Swedish engineer who invented the zip fastener made a greater intellectual leap than many scientists do in a lifetime.

发明拉链的瑞典工程师在思维上作出的飞跃比很多科学家一生所作出的还要多。

3·Who invented the zip - fastener?

是谁发明的拉链?。

4·Under the guidance of the white line inner the metal zip fastener and the indicative paint external the products, the products can be shrunk well.

金属卡条内侧白线和产品表面的温度指示漆可指导加热收缩恰到好处；

拉链

1·Who invented the zip-fastener ?

谁发明了拉链？