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钢索操纵滑车组
| 钢绳操纵滑轮组
| 钢索操纵滑车组 | |
| tech. | полиспаст в тросовом управлении |
| 钢绳操纵滑轮组 | |
| gen. | полиспаст в тросовом управлении |
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| полиспаст в тросовом управлении | |||
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钢索操纵滑车组 : 1 phrase in 1 subject |
| General | 1 |
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