保护措施

Textile workers favoured protection.

纺织工人拥护贸易护措施。

In this paper, the protection measures of carbohydrate during pulp TCF bleaching, such as oxygen, ozone, peroxide, peracid and photochemistry reaction of bleaching, were respectively.

摘要本文综述了纸浆氧、臭氧、过氧氢、光催、过氧酸中碳水合护措施。