Reliability is academic discipline for products' useable life. As one of the important predicable for semiconductor products, it has been more and more significant to semiconductor industry.

可靠性是研究产品使用寿命的一门新兴学科，作为半导体产品的重要属性，产品可靠性愈来愈受到人们的重视。

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The battery capacity is poor, which translates to maybe a three or four hour useable life before recharge, especially if WiFi is turned on.

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