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
