Conclusion in order to achieve the better effect, the measure of milk withdrawal should be taken as early as possible for those puerperal women improper to breast feeding.

结论对于产后不宜母乳喂养的产妇应及早采取回乳措施，最好于产后立即进行，以便取得较好的回乳效果。

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However, due to the modes of feeding and thermal dissipation structure, the improper design and use have resulted in shortening the service life of LED.

但是由于馈电方式和散热结构等问题，设计使用不当会造成LED使用寿命的大大缩短。

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