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equivalent duct
 equivalent duct
avia. 等效管
| length
 length
crick. 球距
met. 线段
oil 长 , 距离; 持续时间
roll. 轧制的坯
sail.ships 船舱长度
space 距离
tech. 长度
tenn. 深度

to phrases
equivalent duct
avia. 等效管
equivalent duct length
: 4 phrases in 1 subject
Refrigeration4