您要查找的是不是：
- 单U型管single U tube
- 单级U型管single-stage U-tube
- U型管换热器U-tube heat exchanger
- 管pipe
- U型管埋地换热器U-pipe heat exchanger
- 立式倒U型管蒸汽发生器vertically inverted U-tube steam generator
- U型U shape
- GB/T8260-1987卡箍式柔性环型管接头Flexible coupling of housing for pipe end with rib ring
- U型壳U - shell
- 能用于甜炼乳生产的DS35/50型管式灭菌机Use of DS 35/50 Tubular Sterilizer in Condensed Milk Production
- U型槽U -Shape Groove
- Ｕ型管压力计U-tube manometer
- U型箍U-ferrule
- 饼型管座wafer socket
- U型拉槽U cutting
- T型管tee pipe
- U型挡板U stop prate
- Y型管Y-piece
- U型螺钉U type screw
- 型管Shaped tube
