2.1 化妆品原料概念和分类
About this video
Editorial review · 85% confidenceMore uploads from 中国大学MOOC-慕课, a channel vetted in rounds 1-3 (pick mode); title passed a strict per-title check; oEmbed verified.
A 6-minute video from 中国大学MOOC-慕课: “2.1 化妆品原料概念和分类”.
Video by 中国大学MOOC-慕课, played through YouTube's embedded player.