purify of products

基本解释

To purify the market environment and ensure the quality of products, can develop the confidence in jewelry consumption.
规范市场秩序，保证产品质量，有助于促进金银珠宝首饰消费信心的树立；
Due to the complexity of the products obtained by the two methods mentioned above, it was very difficult to isolate and purify the single BP.
但发酵产物和酶水解产物成份非常复杂，所以从其中分离纯化得到这些活性非常困难。
The utility model relates to the technical field of indoor sanitary products, in particular to a carbon ceramic painting used to purify indoor air and beautify the environment.
本实用新型涉及室内卫生用品技术领域，尤其是涉及一种净化室内空气且美化环境的碳瓷画。
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