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optical path
avia. 光迹
oil 光程; 光线路径
rem.sens. 光路
space 光程[路]
tech. 光程〔径〕
optic path
tech. 光线路径; 光程
optical path
: 39 phrases in 11 subjects
Air defense1
Automobiles2
Aviation1
Chemistry1
Communications1
Computer networks2
Electronics10
Metallurgy1
Space3
Technology16
Telecommunications1