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| 曲肘，角杆; 曲柄槓桿 | |||
| 直角摇臂; 直角杠杆、双臂曲柄; 摇臂; 直角形杠杆 | |||
| 双臂曲柄; 曲拐 | |||
| 曲杠杆; 角杆; 摇臂〔杆〕 | |||
| 直角杠杆; 钟形曲柄 | |||
| 曲杆杠; 钟锤杠杆; 摇臂吊 | |||
| 曲柄 | |||
| bell crank: 17 phrases in 6 subjects |
| Automobiles | 4 |
| Aviation | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 8 |
| Textile industry | 2 |
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