| 1. | Products oil seals special seal valve stem seal
产品介绍油封-密封件特殊油封汽门油封 |
| 2. | Valve seat grinding wheels : marking " vlvst
汽门座砂轮：统一标示vlvst |
| 3. | Specification for aircraft tyre valves : interchangeability dimensions
飞机轮胎汽门嘴规范:互换性尺寸 |
| 4. | Oil tempered chromium - vanadium valve spring quality wire and springs
油回火铬-钒汽门弹簧优质钢丝和弹簧 |
| 5. | Variable - valve - timing system . v . t
可变汽门正时系统 |
| 6. | Vtp vacuum throttle positioner
真空节汽门电位计 |
| 7. | The valve operating mode starts to change the moment the lift becomes zero
当生程一变成零，汽门操作模式就开始变换。 |
| 8. | Valve seat grinding wheel
汽门座研磨砂轮 |
| 9. | Throttle - valve switch
节汽门位置感知器 |
| 10. | Mechanical valve lifter
机械式汽门举杆 |
