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rectangular-shaped slot; parallel-walled slot | |||
rectangular tank | |||
rectangular slot |
矩形槽 : 25 phrases in 9 subjects |
Ecology | 1 |
Electric machinery | 5 |
Electronics | 3 |
General | 1 |
Hydraulics | 2 |
Hydroelectric power stations | 3 |
Radio | 1 |
Space | 1 |
Technology | 8 |