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single cavity |
单腔 : 62 phrases in 15 subjects |
Agriculture | 1 |
Automobiles | 14 |
Dermatology | 4 |
Earth sciences | 1 |
Electronics | 9 |
General | 3 |
Life sciences | 2 |
Metallurgy | 2 |
Nursing | 1 |
Plastics | 10 |
Polymers | 1 |
Radio | 1 |
Surgery | 1 |
Technology | 11 |
Thermal Energy | 1 |