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O-ring; O-ring packing | |||
elastic | |||
rubber ring | |||
rubber band | |||
elastic band | |||
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rubber band |
橡皮圈: 21 phrases in 12 subjects |
Animal husbandry | 2 |
Automobiles | 1 |
Chemistry | 1 |
Construction | 1 |
Electric machinery | 2 |
General | 2 |
Metallurgy | 2 |
Oil / petroleum | 2 |
Plastics | 1 |
Polymers | 1 |
Swimming | 1 |
Technology | 5 |