The research results show that there exists a maximal relative temperature and optimum switching-over time;

研究表明：存在最大相对温度和最佳切换时间；

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It has been found that a very frequent switching-over of the process of heat accumulation and release will subject the cellular-hole wall-surface alternately to tension and extrusion stresses.

结果表明，频繁的蓄热和释热过程变换，使得蓄热体格孔壁面交替地受到拉应力和挤压应力的作用。

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This is typically used to allow a program like a Twitter client to render and show a web page without switching over to Safari.

这通常被用于像Twitter客户端这样的程序，在不需要切换到Safari浏览器的情况下提供和展示网页。

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Tax breaks for over-the-counter drugs date to 2003, as popular drugs like the allergy medicine Claritin began switching to over-the-counter status.

WSJ: In Health Law, Rx for Trouble

Consumers are also switching to Voice-over-Internet Protocol (VoIP), which after years of talk is so tested and proven that even you've begun to grudgingly sell it.

FORBES: Message In A Bottle

Our tester was delivered with around 10 miles of battery range remaining and we decided to take an extended ride to see how it fared switching over to gasoline-sourced power.

FORBES: Living With A Chevrolet Volt