The traditional water supply system is often criticized by its low efficiency, poor quality of water supply, which fails to meet the increasingly improving living standard.
现有的供水系统效率低、供水质量低，无法满足人们日益提高的生活水平需要。
The traditional water supply system is often criticized by its low efficiency, poor quality of water supply, which fails to meet the increasingly improving living standard.
现有的供水系统效率低、供水质量低，无法满足人们日益提高的生活水平需要。
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