名词
中文翻译：户外管道
同义词：
['户外输水管道、户外供水管道、户外排水管道']
例句：
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1.The outdoor pipeline was damaged during the construction.
在建设过程中，户外管道受损。
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2.The outdoor pipeline is essential for maintaining water supply in urban areas.
户外管道对于城市地区保持供水至关重要。
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3.The outdoor pipeline needs to be regularly inspected and maintained to ensure its safety and efficiency.
户外管道需要定期检查和维护，以确保其安全和高效运行。