您要查找的是不是：
- 佩利果特U形管Peligot tube
- 佩利果特鹽Peligot salt
- u形管u pipe
- 膨脹U形管expansion U-bend
- U形管換熱器U-tube heat exchanger
- U形管壓力計U-tube manometer
- Ｕ形管hairpin tube
- 保安鏈U形夾check chain clevis
- Ｙ形管Y-pipe
- 管子已被彎成了U形。The pipe had been turned in a U-shaped curve.
- 鞍形管夾pipe saddle
- 單U形坡口single-U groove
- Ｖ形管蒸發(fā)器V-coil evaporator
- U形梁U-shaped beam
- 鞍形管支架saddle pipe support
- U形棚U - metal - bracket
- Ｕ形管熱交換器U-tube heat exchanger
- U形環(huán)U-loop
- 艾爾斯氏T形管Ayres T-piece
- u形谷u shaped valley
