unified extra-fine
| thread
| unified extra fine abbr. | |
| gen. | 统一 特细螺纹 |
| thread abbr. | |
| gen. | 针 |
| dat.proc. | 调度单位; 线索 |
| hydroel.st. | 线; 丝; 螺纹 |
| IT | 段 |
| IT од. | 线程 |
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| 统一标准特细螺纹美 | |||
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unified extra-fine : 6 phrases in 6 subjects |
| Aviation | 1 |
| Drilling | 1 |
| Earth sciences | 1 |
| Mechanics | 1 |
| Oil / petroleum | 1 |
| Technology | 1 |