This article briefly talks on the source of pollutant rainwater inside batterylimit of refining unit and necessity of its treatment and drainage.
论述了炼油装置区内污染雨水的来源和处理排放的必要性;
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While it’s true that 3G and Wi-Fi radios are the biggest drain on smartphone batteries and they limit the battery performance of all 3G devices, the iPhone is particularly inefficient.
When Germany sun battery voltage to the low limit, alarm notifies the user, and then automatically shut down to prevent the sun battery deep discharge in Germany.