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E layer
agric., meteorol. E层
avia. E 层 (地球电离层中层)
mil., air.def. E 层
space E 层 (电离层的)
E-layer
gen. E电离层位于F层之下,在55英里~85英里高空
desert. E层
tech. E 层
E layer
: 6 phrases in 4 subjects
Electronics2
Space1
Technology2
Telecommunications1