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从短暂停留到安家落户，他们在雄安新区深深扎根
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无人机残骸损坏俄罗斯输油管道部分区段08:37
What this means is, in DDR3 Vdd/2 is used as the voltage reference to decide if the DQ signal is 0 or 1. Take another look at the left-hand side of Figure 9, the receiver is essentially a voltage divider circuit.
图片来源：Lisi Niesner / Reuters