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square shoulder | |||
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shoulder | |||
circular bead | |||
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land | |||
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shoulder | |||
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shoulder |
台肩 : 71 phrases in 11 subjects |
Automobiles | 1 |
Drilling | 33 |
Electronics | 2 |
Engineering geology | 1 |
General | 1 |
Mechanics | 2 |
Metallurgy | 2 |
Nursing | 1 |
Oil / petroleum | 10 |
Plastics | 4 |
Technology | 14 |