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curve ruler | |||
spline | |||
curves ruler; flexible rule | |||
curved ruler; curved measure; curved rule; vary-form curve rule | |||
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D curved ruler |
曲线 尺 : 22 phrases in 8 subjects |
Architecture | 1 |
Drilling | 1 |
Electronics | 1 |
Engineering geology | 1 |
Geology | 1 |
Oil / petroleum | 4 |
Technology | 9 |
Textile industry | 4 |