the outsides of the filtertubes are

the outsides of the filtertubes are fitted with seamless or longitudinally welded filter sleeves,made of materials such as polyester,polypropylene,PVDF,PTFE,etc.

Results (Chinese Traditional) 1:

離外面裝有無縫或縱向焊接篩檢程式袖子，材料製成的聚酯，如聚丙烯、 聚偏氟乙烯、 四氟等。

Results (Chinese Traditional) 2:

該filtertubes的外側配有無縫或縱向焊接濾波器套筒，製成的材料，例如聚酯，聚丙烯，聚偏氟乙烯，聚四氟乙烯等。

Results (Chinese Traditional) 3:

該filtertubes外側裝有無縫或縱向焊接製成的過濾套，如聚酯、聚丙烯、PVDF、PTFE資料，等等。