防变质剂 antideteriorant
防变色剂 [助剂] anti-blushing agent ; Anti-stain reagent
防变色法兰绒 tarnish resistant flannel
既病防变 preventing disease from exacerbating ; controlling development of exist in ; prevention of progress of disease
防变色 antitarnish
防变色处理 antistain treatment
高温防变黄剂 Anti-Yellowing Agent
恶性拒腐防变 malignant degeneration
防变质 degeneracy control
防变色膜 anti-tarnishing film
既病防变：防止气络及血络、防止治疗后无复流、愈后复发。
Prevent disease form changing:prevent qi-collateral and blood-collateral, prevent non-reflow after treatment and reoccur after recovery.
“未病”的涵义应指健康、亚健康、已病防变等内容；“ 上工治未病”是最先进的医学观。
The connotation of the undiseased includes health, sub-health and stopping the progress of disease, et al.
因此，涂料涂层具有防污、防腐蚀、防紫外线、防黄变以及抗刮效果。
Therefore, the painting coating can prevent from fouling, corrosion, UV, yellowing and scratching etc.
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