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| 1. | brake holding load |
| 制动拉力 |
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| 2. | empty and load brake equipment |
| 空重车制动装置 |
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| 3. | automatic load sustaining brake |
| 棘轮制动器 |
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| 4. | load operating brake |
| 载荷自制制动器 |
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| 5. | load brake cylinder |
| 重车制动缸 |
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| 6. | load compensating brake |
| 载荷补偿制动机 |
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| 7. | Note: Brake lag time of the DC power supply cut is no-load brake lag time. |
| 注：空载制动时间为直流侧切断制动器电源的制动时间。 |
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| 8. | load pressure brake |
| 负荷压迫制动器 |
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| 9. | test shows that, this rig is characterized by high power utilization ratio, high hoisting speed, less load |
| 现场试验表明，钻机功率利用率高，起升速度快；反转制动特性减轻了带刹车的载荷；变矩特性加强了处理事故的能力。 |
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