| 1. | Aerodynamic balances are simpler and lighter than mass balances or power boost .
气动补偿比重量补偿或助力器简单而且轻便。 |
| 2. | Study on the backing velocity of the vacuum booster
汽车真空助力器回程速度的研究 |
| 3. | Design of test circuit for hydraulic steering booster
液压转向助力器检测回路设计 |
| 4. | Lectotype design for the assistor of belt conveyer
带式输送机助力器的选型设计 |
| 5. | Front case of vacuum booster
助力器前壳体 |
| 6. | Air over hydraulic booster
气顶油助力器 |
| 7. | Research of relation between max points of booster force and transmission ratio
关于真空助力器助力比与最大助力点关系的研究 |
| 8. | Only the booster ' s fiery tail was visible as the rocket ascended through a cumulus cloud and then arced over the ocean , headed for space
火箭上升穿透积云、横越海洋、朝著太空前进，我们只能隐约看到助力器下方炽烈的火焰尾。 |
| 9. | This dissertation mainly studies how to eliminate extra force to finish loading test of a certain helicopter roll booster wear test - bed
本文主要讨论某型直升机桨叶助力器寿命试验台的液压伺服加载系统的研制及其消除多余力的方法。 |
