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赤纬
 赤纬
phys. declination
space declination
|
 圈
gen. mark with a circle
met. holder; round
roll. convolution; layer

to phrases
赤纬 chìwěi
space declination
tech. parallel
【天】赤纬 chìwěi
phys. declination
赤纬: 57 phrases in 6 subjects
Aviation6
Earth sciences1
General2
Oil / petroleum5
Space19
Technology24