1️⃣ 你以为凳洞是放屁用的?错啦!其实是脱模神器,让生产快如闪电,成本省到厂家笑开花!
2️⃣ 别嫌塑料凳轻飘飘!中间小洞暗藏力学玄机,200斤大汉坐上去都稳如泰山!
3️⃣ 快递小哥最爱这洞洞!叠罗汉穿绳一拉就走,运费省下的钱够买十个凳!
4️⃣ 家长必看绝招!拖把杆穿洞秒变矫姿神器,熊孩子写作业再也别想弯腰!
5️⃣ 这不起眼的小洞,集合了工程师的智慧结晶,把1块钱成本做出100块的效果!
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