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塑料管材 | |||
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塑料管 |
plastic pipe : 61 phrases in 14 subjects |
Agriculture | 1 |
Aviation | 1 |
Earth sciences | 1 |
Electronics | 2 |
Engineering geology | 2 |
General | 1 |
Metallurgy | 3 |
Oil / petroleum | 4 |
Plastics | 3 |
Polymers | 1 |
Rail transport | 2 |
Shipbuilding | 5 |
Technology | 30 |
Water resources | 5 |