您要查找的是不是：
- Y型分支管Y-shape branch pipe
- 錐形分支管Y型三通的完全光滑橢圓相貫線(xiàn)的研究RESEARCH ON ELLIPTIC JUNCTION LINE OF CONIC BRANCH PIPE Y SHAPE STRAIGHT TEE
- Y型分支結構Y-branched structure(Y-shape structure)
- y 型分支angle tee
- 分支管腺branched tubular gland
- 電纜T型分支cable T branch
- 波導分支管waveguide branching unit
- Y型岔管Y-shaped branch pipe
- 魚(yú)骨型分支井herringbone multilateral well
- 流管flow passage
- 圓管circular tube
- 運動(dòng)型motile
- 保險管protective tube
- Y型聯(lián)接y-connection
- 針管needle tube
- 蟾蜍型分支桿菌Mycobacterium xenopi
- 源管source capsule
- 外型尺寸external dimension
- 鋁管aluminum pipe
- 板型mplate
