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| 丁字尺 | |||
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| T 字尺 | |||
| 丁字尺 | |||
| 丁字尺，曲尺 | |||
| T字尺 | |||
| 丁字尺 (ruler) | |||
| T -square: 16 phrases in 6 subjects |
| General | 1 |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Plastics | 1 |
| Statistics | 1 |
| Technology | 11 |
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