adj. acid-proof
此项清洗保养可以起到去垢、去锈、防锈、防酸的功效，除垢率可达85%以上。
The cleaning and maintenance can play a detergent, rust, rust, acid effect, removal rate can reach more than 85%.
正确的包裹饰品：用防酸的绵纸或100％纯棉的布料单独包裹每件饰品，可防止饰品互相磕碰。
Wrap them right: Protect your ornaments before boxing them by wrapping them individually in acid-free tissue paper or 100 percent cotton cloth.
“金狮”吉利钱用防酸的透明聚合物保护套封起来，贴在一个装饰精美的折叠卡片上。 卡片上的图案处处透着中国命理学的玄机。
The “Lucky Lion” is attractively presented in a decorative folder capturing the significance of Chinese numerology and is encased in a protective, clear, acid-free polymersleeve .
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