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through-hole | |||
through hole | |||
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thru hole (孔) | |||
through hole |
透 眼 : 16 phrases in 10 subjects |
Agriculture | 1 |
General | 1 |
Mathematics | 2 |
Mechanic engineering | 2 |
Mining | 1 |
Nursing | 1 |
Optics branch of physics | 1 |
Space | 1 |
Technology | 5 |
Textile industry | 1 |