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wheel and axle; a differential tackle | |||
differential tackle | |||
chain hoist | |||
differential block; differential pulley | |||
compensating gear; differential pulley (轮); differential windlass; gin block | |||
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differential block; differential pulley | |||
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differential windlass |
差 动 滑车 : 16 phrases in 4 subjects |
Architecture | 1 |
Electronics | 1 |
Nautical | 1 |
Technology | 13 |