![]() |
| |||
aperture rectangular rectangular configuration | |||
rectangular opening (口); rectangular orifice (口); rectangular port (口) |
矩 形孔: 21 phrases in 6 subjects |
Electronics | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 10 |
Oil / petroleum | 4 |
Radio | 1 |
Technology | 4 |