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| 直纹网 | |||
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| 模网 | |||
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| M 为M做好准备 | |||
| laid wire: 37 phrases in 6 subjects |
| Construction | 1 |
| Hydroelectric power stations | 1 |
| Mechanics | 1 |
| Metallurgy | 19 |
| Oil / petroleum | 3 |
| Technology | 12 |
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