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expansion installation | |||
retractor device |
伸 缩 装置 : 25 phrases in 12 subjects |
Agriculture | 1 |
Bridge construction | 3 |
Drilling | 1 |
Electronics | 1 |
Engineering geology | 1 |
General | 1 |
Metallurgy | 2 |
Nautical | 3 |
Rail transport | 1 |
Shipbuilding | 2 |
Technology | 8 |
Telecommunications | 1 |