The city water consumption and waste water discharge rises continuously in Daqing city, which has resulted in shortage of water resources and severe environment pollution.
大庆市城市用水量和污水排放量不断增加，造成水资源紧缺，环境污染日益严重。
The tonic vagal discharge that keeps the heart rate slow decreases, and the heart rate rises.
保持心率减慢的强直性迷走神经放电，心率上升。
The tonic vagal discharge that keeps the heart rate slow decreases, and the heart rate rises.
保持心率减慢的强直性迷走神经放电，心率上升。
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