Flexible Hose, Compensator, Oil Return Tube, Flexible Pipe, Metal Pipe, Stainless Steel Corrugated Expansion Pipe.
不锈钢波纹膨胀管、挠性软管、补偿器、金属软管，回油管，网套管。
Correlations were conducted respectively according to straight tube, up return bend and down return bend.
依此按直管段，上回湾和下回弯分别作关联。
Correlations were conducted respectively according to straight tube, up return bend and down return bend.
依此按直管段，上回湾和下回弯分别作关联。
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