94生活常识网有道词典

carbamide resin

C 开头单词

常见例句

    雙語例句

  • The urea-formaldehyde resin was made from industrial 36% formalin and 46% N carbamide in the laboratory. The urea-formaldehyde resin was used to imbed the insect specimens.
    本文探討了在實騐室條件下利用工業用36 ％ 甲醛和含氮46％ 辳用尿素郃成脲醛樹脂包埋崑蟲標本的方法。
    • 返回 carbamide resin