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汉语拼音：zhòng jié jīng

先用溶剂(或不用溶剂)溶解(或熔解)晶体，再将晶体从溶液(或熔体)中结晶出来的一种过程。主要用以提纯物质。

• Night air chills the surface, while water evaporates from the warmer interior and re- crystallizes on the surface.

  晚上当水从较暖和的内部和表面的重结晶中蒸发出来时，温度变低，空气使表面冷却下来。

• Ice Structuring Proteins(ISP)are the new-style antifreeze which modify morphology and inhibited the recrystallization of the ice.

  不冻蛋白质是一种具有改变冰晶形态和抑制冰晶重结晶性质的新型抗冻剂。

• Antifreeze proteins (AFPs), known as thermal hysteresis proteins have the ability to inhibit ice nucleators and ice recrystallization.

  抗冻蛋白（AFPs），也称热滞蛋白，具有降低溶液的冰点，抑制重结晶的能力。

• Methods: Second-hydrogenation, distillation under high vacuum, recrystallization, hydrolyze-tion under acid condition, and oxidation.

  方法：再次氢化、酯化物高真空蒸馏、成盐后重结晶、酸性条件下水解、氧气破坏性氧化。

• and the boronic acid solution after ion exchange is cooled through the cooling groove and purified by means of recrystallization.

  将离子交换后的硼酸溶液再通过冷却槽冷却，使硼酸溶液通过重结晶提纯。

• The principal factors affecting the grading process for the recrystallization of RDX from acetone are given through the orthogonal test.

  通过正交试验，给出影响RDX丙酮重结晶粒度分级工艺的主要因素。

• Organic solvent liberation is used for barium chloride purification instead of recrystallization. It is an improvement. . .

  采用有机溶剂析出法精制氯化钡，无需重结晶工序，是对传统工艺的一种改进。

• Ettringite is one of the important hydration products of cement and it is also the main component of aluminate expansive agent.

  钙矾石是水泥重要的水化产物之一，也是铝酸盐类膨胀剂产生膨胀的主要物质，但它在混凝土中并不稳定，容易发生重结晶。

• Methods: The sample crystallized with methanol, and identified by the infrared spectrophotometric method.

  方法：以甲醇为溶剂进行重结晶，采用红外分光光度法（溴化钾压片）进行定性鉴别。