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|style="background:#efefef;"|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[颗粒过滤法]]</div>
|style="background:#efefef;"|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[上流式粗效过滤器]]</div>
|style="background:#efefef;"|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Slow sand filter缓砂处理器]]</div>
|style="background:#efefef;"|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[活性炭]]</div>
|style="background:#efefef;"|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Membrane filtration滤膜法]]</div> |style="background:#efefef;"|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Screens and straining滤网和过滤]]</div>
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