采选产生的酸性废水携带浸滤出的重金属离子流入横石河，严重影响矿区及其下游的生态环境。
The acid mine drainage and heavy metal ions drained directly into the Hengshihe river, which affected the ecological environment around the mine and downstream of the river severely.
AK及其下游的AMP信号组成了一个完整的代谢监测系统，通过检测细胞能量状态变化，从而调整对代谢感受器传递的信号。
AK and downstream AMP signaling is an integrated metabolic monitoring system, which reads the cellular energy state in order to tune and report signals to metabolic sensors.
阐述了乙酸的生产方法及生产技术进展，国内外乙酸及其下游产品的消费现状及发展趋势。
The paper introduced the industrial production methods of acetic acid, and present situation of the production, market, consumption and development about acetic acid in the world.
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