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滤网和过滤
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03:09, 22 October 2017
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===适宜条件===
饮用水、家庭用水和小型生产用途。滤网常用于小型社区或学校(家庭使用
饮用水、家庭用水和小型生产用途。滤网常用于小型社区或学校(个体家庭使用
[[Straining (fabric or micro)|
other methods
其他方式
]])。最适用滤网的水资源是地表水,而非雨水或地下水。
===建造、操作和维护===
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