下一篇：羽毛的由来和作用 上一篇：瓜尔豆胶： 广泛应用于面条 方便面 肉制品 调味品 绳子的清洁：可以用清水（中性或者专用洗涤液）洗涤后平摊在地上阴干，使用过程中避免硬物砸伤。 Nylon rope is immune to UV, chemical publicity, and any form of rot. Despite the fact that drinking water can weaken the power of nylon, this result is so slight that nylon continues to be normally useful for mooring... https://troyavmly.theobloggers.com/40868795/环形尼龙吊绳-an-overview