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| 61. | draughting mechanism |
| 牵引机构 |
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| 62. | diesel traction |
| 内燃牵引 |
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| 63. | haulage efficiency |
| 牵引效率 |
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| 64. | driving chain sprocket |
| 牵引链轮 |
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| 65. | compressive traction |
| 压缩牵引 |
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| 66. | elastic traction |
| 弹性牵引 |
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| 67. | draught resistance |
| 牵引阻力 |
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| 68. | drawing tension |
| 牵引张力 |
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| 69. | drawbar horsepower |
| 牵引马力 |
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| 70. | industrial frequency traction |
| 工频牵引 |
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