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| 球面曲率测量计 | |||
| 测球仪; 球面仪; 球经仪 | |||
| 球径计 | |||
| 球面曲率计 | |||
| 球径仪; 球面 | |||
| 球面计 | |||
| spherometer: 5 phrases in 1 subject |
| Technology | 5 |
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