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| 61. | Pull-and-out block |
| 牵引复滑车 |
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| 62. | drawbar horsepower |
| 牵引马力 |
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| 63. | elastic traction |
| 弹性牵引 |
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| 64. | traction coefficient |
| 牵引系数 |
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| 65. | draughting mechanism |
| 牵引机构 |
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| 66. | industrial frequency traction |
| 工频牵引 |
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| 67. | drawing tension |
| 牵引张力 |
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| 68. | pulling equipment |
| 牵引设备 |
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| 69. | driving chain sprocket |
| 牵引链轮 |
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| 70. | traction element |
| 牵引元件 |
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