此规定找到了，我很早以前看过

来源: 于 2009-11-13 14:23:19 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Package/Thick envelope - A package is a parcel less than 84" when you add the length + girth. Length is the longest side of a package. Girth is the distance if you wrapped a string around the two smaller sides of a package. A Thick envelope is a large envelope exceeding 3/4" thickness.