拉鏈頭滑出要先將拉鏈平放,再對齊拉鏈兩端,將拉鏈頭塞進拉鏈齒,然后用錘子輕敲拉鏈頭即可,如果拉鏈頭壞了就更換鎖頭,拉鏈頭背面有型號,將相同型號的拉鏈頭從斜槽穿進拉鏈齒即可,拉拉鏈時要力度適中,以免拉鏈頭脫落。
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