【Daily Question】Hydropower Engineering - 20191204
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Accelerate the development of the water metering system; metering facilities must be constructed concurrently with any new construction, renovation, or expansion projects； Existing structures that do not yet have metering facilities should be upgraded as soon as possible. In areas suffering from severe water shortages and those with over-extraction of groundwater, necessary facilities must be completed within a set timeframe. Measurement-based water supply has been fully implemented in all key projects of medium- and large-sized irrigation areas ； Small irrigation areas and the lowest-level canal systems have their measurement units refined according to management requirements ； For irrigation using groundwater, metering should be done at the well; where conditions permit, metering should be done per household. A. Automated water metering facilitiesB. IC cards for water meter inlets
C. Water meter inlets and below
D. Water meters
Answer: C