 |
| |||
| 锥形底 | |||
| 钟口 | |||
| 钟形喇叭，漏斗口 | |||
| 喇叭喇叭口; 喇叭形口 | |||
| 承口; 漏斗 | |||
| 喇叭口 | |||
| 喇叭【钟形】口 | |||
| 导卫装置的喇叭口 | |||
| 钟形套管; 锥形孔 | |||
| 扩流管 | |||
| 漏斗口; 钟形口; 锥形口 | |||
| |||
| 喇叭口; 钟形管口; 漏斗口; 喇叭形的; 钟形套管; 钟形口; 钟形孔; 钟形接头; 钟形的 | |||
| bell mouth: 37 phrases in 5 subjects |
| Architecture | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 6 |
| Metallurgy | 1 |
| Technology | 28 |
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