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| measured distance mark; measured mile mark; speed mark; velocity measuring mark | |||
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测速标 : 11 phrases in 7 subjects |
| Air defense | 1 |
| Electronics | 1 |
| General | 3 |
| Life sciences | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 3 |
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