fastening device是什么意思 fastening device怎么读
fastening device的用法和样例
- A fastening device consisting of parallel rows of metal, plastic, or nylon teeth on adjacent edges of an opening that are interlocked by a sliding tab.
拉链由平行的金属、塑料或尼龙的齿状物制成的，在开口临近边缘上被滑动的拉环锁住的紧扣物
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