D) alkaline process from paper itself and post-order bookbiding bookbiding, if you use adhesive containing alkaline substances so alkaline substances will be boronizing to paper.

• d) 纸张的碱性有来自造纸工艺本身和后序装订制作，如果在装订历程洋所搁置的黏合剂含有碱性精神那么碱性精神便会渗到纸张洋。