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1. | There are two kinds of drags, parasite drag and induced drag. |
| 阻力有两种:寄生阻力和诱导阻力。 |
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2. | flowed friction |
| 流动阻力|液压阻力 |
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3. | pullback weight |
| 配重|平衡锤 |
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4. | elastic resistance |
| 弹性阻力;弹阻力 |
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5. | pullback cam disc |
| 后退凸轮盘 |
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6. | A pullback for heavy draperies. |
| 拉重幔帐的挂钩 |
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7. | exhaust resistance |
| 排放阻力,流出阻力 |
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8. | pullback spring |
| 拉簧|拉回弹簧|复位弹簧 |
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9. | Resistance Level |
| 阻力线、阻力价位 |
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10. | My sister insists consistently(一贯、始终) on persistent(持久、稳固) resistance(抵抗、阻力、电阻) to transistor(晶体管) radios |
| 妹妹一贯坚决主张持久抵制晶体管收音机。 |
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