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| caterpillar -mounted excavator; caterpillar-mounted excavator | |||
| crawler excavator; shovel crawler | |||
| track laying excavator | |||
| 履带 挖掘机: 21 phrases in 6 subjects |
| Automobiles | 2 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 3 |
| Technology | 12 |
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