...mine water source 水源保护区 protection zone of water source ; protected area for water supply ; water protection areas 土地和水源保护 Soil andWater Conservation ..
基于4个网页-相关网页
surface water protection areas 地表水源保护区
water resource protection areas 密云水源保护区
However, if the water through the stone cage structure is very large, it is necessary to carry out additional protection in the structure of the weakest areas.
但如果通过石笼结构体的水里很大的话,就有必要在结构中最薄弱的地方进行额外的保护。
Thus 8 pieces of Suggestions are made for Yunan Province to strengthen protection of drinking water sources and build drinking water safety projects in rural areas.
为此提出8条建议,呼吁云南省加强饮用水水源地保护和农村饮水安全工程建设。
Objective to investigate the hygienic quality of drinking water in rural areas of Xiamen and to provide scientific bases for the improvement of drinking water quality and protection of human health.
目的了解厦门农村饮用水水质卫生状况,为改善水质、保障人体健康提供科学依据。
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