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| trammel; elliptograph; ellipsograph; elliptic compass; elliptic compasses (oval); slide gauge; sliding calipers; vernier calipers | |||
| ellipsograph (прибор для описания эллипсов) | |||
| elliptic compasses; oval compasses | |||
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эллипсограф : 1 phrase in 1 subject |
| Drawing | 1 |