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汉语拼音：lí jiě

一个分子分离为两个或两个以上的较简单的分子、原子、原子团或离子的过程。主要分为热分解和电离两种类型，其反应为可逆的。如碳酸钙的热分解和乙酸的电离。

1. 松散倦惫。

   《楚辞·东方朔＜七谏·哀命＞》：“哀形体之离解兮，神罔两而无舍。” 王逸 注：“自哀身体陆离，远行解倦，精神罔两，无所据依而舍止也。”

2. 分散；离散。

   《周书·尉迟纲传》：“九年春， 太祖 復与 东魏 战於 邙山 ，大军不利，人心离解。”《南史·王亮传》：“城闭已久，人情离解，征东在近，何不諮问？”

• In specific acid catalysis, the undissociated acids do not contribute.

  在特殊的酸催化中, 不离解的酸不起作用.

• All the atomic and molecular systems are subject to photoionization and photodissociation.

  所有的原子和分子系统都受光致电离和光致离解的影响.

• The latter arises from abstraction of the somewhat lesser activated C - H bond in the dioxolane.

  后者是由二氧杂环戊烷中活化较弱的C -H 键离解而产生的.

• This increased optical density caused by a disassociation or melting of the DNA is called hyperchromicity.

  这种由于DNA离解或融解引起的光密度增加,称之为增色效应.

• When alkali is added to such compounds a series of proton dissociations occurs.

  当碱加到这类化合物中,将发生一系列质子离解作用.

• These parameters represented the influence steric effect on BDEs.

  这些几何参数表征了位阻效应对键离解能产生的影响.

• Most inorganic salts ionize in water solution.

  大多数无机盐在水溶液中离解.

• The acid dissociation constants of PAPAQ and PACPAQ were determined by spectrophotometric method.

  用光度法测定TPAPAQ和PACPAQ的酸离解常数.

• The controlling - velocity step for the enantioselective reduction is the decomposition of the B - O - B - N 4 - numbered ring.

  该不对称催化还原反应的控制步骤是催化剂 - 烷氧基硼烷加合物的B -O-B-N 四元环的离解.

• Although my stock is still far from release, but finally see The dawn.

  虽然我的股票离解套还远, 但总算看到曙光了.

• Symmetry and conservation are very important for correctly analyzing diatomic molecular symmetry and dissociation limit.

  要正确深入分析分子在不同电子状态下的势能行为,就必须分析分子的对称性和离解极限.

• All of these are consistent well with those drawn from bond energy calculation on gas molecules.

  这些与气相分子的键离解能所得结论完全相符.