您要查找的是不是：
- Y型联接 y-connection
- 齿型联接轴 gear-type spindle
- 直插型联接 direct connection
- 平头管用栓接套筒型联接器 Bolted, Sleeve-Type Couplings for Plain-End Pipe
- 消防装置用联接器扳手.ABC型联接器扳手 Coupling spanner for fire fighting fittings; coupling spanner type ABC
- X-Y型天线座 X-Y type antenna pedestal
- Y型刚构 Y Type Rigid Frame
- Y型支架 Y- shaped stent
- Y型喷嘴 Y-jet atomizer
- Y型节点 Y-joint
- Y型岔管 Y-shaped branch pipe
- Y型明渠 Y-shaped open-channel
- Y型截骨 Y-shaped osteotomy
- Y型钢板 Y-type plates
- Y型战略 Y-type strategy
- Y型沸石 Y zeolite
- Y型装置 Y-shape apparatus
- Y型轧机 Y-type roll
- Y型光纤 "Y" type fiber
- Y型甲板 trident deck
