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雷达作用距离 léidá zuòyòng jùlí
mil., air.def.	radar-range
tech.	radar horizon; radar range
雷达作用距离有效区，测距 léidá zuòyòng jùlí
auto.	radar range
雷达作用〔直视〕距离
tech.	radar horizon

雷达作 用 距离: 6 phrases in 4 subjects

Air defense	1
Electronics	1
Space	2
Technology	2