infilling
... infilled wall 填充墙 infilling 空隙填料 inflatable structure 充气结构 ...
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填料空隙度 packing void fraction
·2,447,543篇论文数据，部分数据来源于NoteExpress
填料函的作用主要是为了封闭泵壳与泵轴之间的空隙，不让泵内的水流不流到外面来也不让外面的空气进入到泵内。
The role of the stuffing pump is mainly to close the gap between the shell and the shaft, to prevent the flow pump does not flow to the outside, it does not allow outside air into the pump.
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