| 1. | Pulley bearings are frictionless .
滑轮轴承是无摩擦的。 |
| 2. | The belt started wrapping up on the tractor pulley .
皮带开始绕在拖拉机的皮带轮上。 |
| 3. | The individual strands of each cable were hung in pulley blocks .
每根钢索的单股钢丝束悬挂在滑车组上。 |
| 4. | In high school we learned a lot of laws about pulleys and levers used in different ways .
在高中我们已学过许多有关不同用途的滑轮和杠杆的定律。 |
| 5. | Cranes ; rope pulleys ; dimensions of hubs and bearings
起重机.绳轮.轴承和轮毂尺寸 |
| 6. | Rope pulley blocks . types , parameters and dimensions
起重滑车.型式基本参数和尺寸 |
| 7. | Power steering pump pulley kit crankshaft pulley remover
动力方向泵皮带轮拆装工具 |
| 8. | Attach the pulley which is held by hand with screws
用螺丝安装皮带轮的手持部分。 |
| 9. | Small craft - steering gear - cable and pulley systems
小艇.操舵装置.缆索和滑轮系统 |
| 10. | Synchronous belt drives - pulleys ; identical with iso 5294 : 1989
同步皮带驱动.皮带轮 |
