At last, experiments to control the water level of double tank are conducted to test the former three algorithms presented above.

最后，本文在双容水箱液位控制系统上对上述前三个方法进行了实验验证。

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The women who gave birth more than two weeks early were three times as likely to have double the average mercury level in their hair samples, the researchers said.

研究人员称，早产时间大于两周的孕妇，头发中平均汞含量是其他妇女的两倍。

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On the structure of system, the three-level converter of three phase bridge of the equipment in main circuit is built with IPM module based on IGBT, and its controller is made up of double CPU.

在系统结构的实现上，该装置的主电路采用基于IGBT的智能模块IPM构成三相桥三电平变流器；

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