在亚硫酸盐蒸煮初期，脱木素与脱纤维素程度相当。

In the early stages of a sulfite cook, equal parts of cellulose and lignin appear to be removed.

youdao

在亚硫酸盐蒸煮初期，脱木素与脱纤维素程度相当。

In the early stages of a sulfite cook, equal parts of cellulose and lignin appear to be removed.

youdao