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| 单头螺纹的 | |||
| 单头螺纹; 单线螺纹 | |||
| 单头螺纹 | |||
| 单螺纹 | |||
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| 单头螺纹的 | |||
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single thread : 37 phrases in 12 subjects |
| Agriculture | 2 |
| Animal husbandry | 1 |
| Automobiles | 1 |
| Biotechnology | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Electronics | 1 |
| Plastics | 2 |
| Polymers | 1 |
| Space | 1 |
| Technology | 10 |
| Textile industry | 15 |