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Terms for subject Mechanics containing heavy weight | all forms | exact matches only | in specified order only
| English | Chinese |
| heavy weight drill pipe | 加重【厚壁】钻杆 |
| sour service heavy-weight drill pipe | 耐酸加厚钻杆 |
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| English | Chinese |
| heavy weight drill pipe | 加重【厚壁】钻杆 |
| sour service heavy-weight drill pipe | 耐酸加厚钻杆 |