"查查詞典"手機版
千萬人都在用的超大詞匯詞典翻譯APP
- One such crystal is the ruby, which contains trivalent chromium ions dispersed in a matrix of alumina .
這樣的晶體有一種叫“紅寶石”,它包含的三價鉻離子彌散在氧化鋁的基體中。 - Removal of chromium ions in an expand ion - exchange bed
用離子交換膨脹床去除鉻離子 - One such crystal is the ruby , which contains trivalent chromium ions dispersed in a matrix of alumina
這樣的晶體有一種叫“紅寶石” ,它包含的三價鉻離子彌散在氧化鋁的基體中。