Maple Review
Wiki
Wiki
Dictionary
Idiom
Character search
Word Link Tree
Chinese Expert
Knowledge Tree
Chinese English
English Chinese
Language Converter
Time Channel
Dynasty
Country
Today in History
Read
Poems
Novel
History
Wiki
Prose
Tourism
Drama
Search
User
Password
Sign in
Register
English
简体
繁體
pīnyīn
My
Picture
My Map
Collections
I remember
Poems
Novel
History
Wiki
Prose
Tourism
Drama
Maple Review
Feedback
About us
Contextual Help
Help
math, physics, and chemistry
>
defend Bloom paper, esp official forms and documents
antitarnish paper
用于包装怕失去光泽的物品的纸。
纸质柔软。酸、碱和硫化物含量极微。用棉浆或化学木浆为原料,在长网造纸机上抄造而成。当制造用于包装银器或铅玻璃的
保光泽纸
时,应在处理纸的过程中使用铜盐或其他抗氧化剂。用于包装银器、铝制品、钢制工具、刀具和其他抛光的五金器件等。