管理愛亂鎖 wrote:1900 wrote...(恕刪)...請問怎麼看幾磅.. 紙的包裝上會標示.如...厚磅噴墨專用紙..之類的.磅數的標示是這樣:150g/㎡就代表150磅.然後最好是有防水的.這樣才不會變色...