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校正仪 jiàozhèngyí
avia. rectifier
tech. calibration compensator
校正仪: 88 phrases in 16 subjects
Automobiles2
Aviation4
Bridge construction1
Compressors1
Drilling3
Earth sciences1
Electronics3
Exhibitions1
General4
Geophysics16
Metallurgy1
Oil / petroleum1
Refrigeration1
Shipbuilding7
Space2
Technology40