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81. | heavy-duty snow plough |
| 重型雪犁 |
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82. | heavy duty forge |
| 重型炼铁炉 |
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83. | heavy duty tipcart |
| 重型翻斗车 |
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84. | thalassemia major |
| 重型地中海贫血 |
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85. | heavy machine tool plant |
| 重型机床厂 |
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86. | heavy ring segment |
| 重型环 |
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87. | heavy mining equipment |
| 重型矿山设备 |
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88. | heavy-duty turning tool |
| 重型车刀 |
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89. | heavy off -road vehicle |
| 重型越野车 |
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90. | a heavy-duty vehicle |
| 重型车辆 |
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