中英
封端
/ fēng duān /
  • 简明
  • 新汉英
  • 1
    阻塞;封闭;大块;(游戏)走位;阻塞(block 的 ing 形式);
  • 2
    封端;暂停端面;
  • 网络释义
  • 专业释义
  • 1

     end-capping

    但是, 用硅烷化试剂封端(End-capping)在多数情况下并不能完全覆盖表面硅羟基, 而且此种情况下的封端基团在色谱过程中很容易被洗脱下来[6].

  • 2

     sealed end

    ... sealed contract 正式合同 sealed end 封端 sealed in motor 密封式电动机 ...

短语
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  • 双语例句
  • 1
    带水剂、剂及其配比对产品粘度、溶解性、颜色等影响不大;
    Water-taking agent, capping agent and their ratio didn't largely affect the viscosity, solubility and colourity of product.
  • 2
    讨论了剂用量、反应温度和时间等因素对反应的影响问题。
    The effects of amounts of blocking agent, temperature and time on the blocking reaction were studied.
  • 3
    研究了水溶性聚氨酯丝绸整理剂的应用工艺,并探讨了其防皱机理。
    Application process of water soluble capped polyurethane finishing agent for silk was studied and its anti-crease mechanism investigated.
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  • 百科
  • 封端

    封端指的是一个基团与端基反应。

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