vena cave filter

• 滤网

vena cave filter的用法和样例：

例句

1. A pleated filter can capture virtually all the visible dust that reaches it.
   带褶的滤网几乎可以捕获所有落于其上的可视灰尘。
2. The flow field around the secondary filter was vividly characterized with a porous medium model, so that the flow pattern around this kind of filter was readily obtained.
   多孔介质模型形象地描绘出了二次滤网的内部流场，获得了该型号滤网的内部流动规律。