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directivity index
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auto.
声源
指向性指数
el.
定向[方向]指数
health.
指向性增益
;
定向〔方向〕指数
mil., air.def.
方向性系数
oil
定向指数
;
方向指数
;
指向性指数
radio
指向性系数
tech.
方向性指数
;
指向指数
English thesaurus
Directivity Index
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abbr., scottish
DI
Directivity Index
:
1 phrase
in 1 subject
Technology
1
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