upright square tubing 直立方管 ; 正直广场管材 ; 直立平方米油管
Choose from Round or Square Tubing Attachments.
选择圆形或方形管道附件。
Here, you can see three (3) pieces of ABS Square tubing that will be used.
在这里，您可以看到，3(3)件的ABS平方米的油管将用于。
Make sure the cut is square across the tubing with no polyimide or glass fragments at the end of the tube.
确认划口正交于柱，柱端没有聚酰亚胺或石英碎片。
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