常見(jiàn)例句雙語(yǔ)例句This paper focuses on the technology of preparing metallic soap with it, and study on the characters and applications of the productions.本論文主要探討由廢油脂制備金屬皂的工藝，及其產(chǎn)品的性質(zhì)和應(yīng)用。 返回 metallic soap