Thus, decreasing the content of lignin in paper making material is a new method to renovate paper making pollution from the root.

因此，降低造纸原料中的木质素含量是源头治理造纸污染的新思路。

youdao

Thus, decreasing the content of lignin in paper making material is a new method to renovate paper making pollution from the root.

因此，降低造纸原料中的木质素含量是源头治理造纸污染的新思路。

youdao