B, barrier type protective effect when the cold sprayed zinc coating is oxidation, will produce a layer of zinc salt in the coating surface to provide barrier protection.
屏障式保护作用当冷喷锌涂料被氧化时，会在涂料表面产生一层锌盐层来提供屏障保护。
2
The reaction system and operation conditions for the oxidation of rifamycin B to rifamycin o were studied.
对利福霉素B氧化生成利福霉素o的反应体系和操作条件进行了实验研究。
3
This product USES the latest scientific formula, a long continuous sunscreen sunscreen, ultraviolet a wave of strong segregation, B wave, avoid UV damage, improving dry skin, tan, red, oxidation.