基本解释[化學]醋酸鈹英汉例句雙語例句Jiuhe optical are specialized in metal frames , Beryllium copper glasses castings , glasses acetate tips and temples.久和的産品主要有眼鏡腿和腿套、鈹銅鑄件和金屬眼鏡架。beryllium acetate更多例句词组短语短語Basic beryllium acetate 堿式醋酸鈹beryllium acetate更多词组专业释义化學醋酸鈹