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United Nations Economic Commission for Africa
释义
United Nations Economic Commission for Africa
Encyclopedia
历史学
〔总论〕
释
United Nations Economic Commission for Africa; UNECA
联合国非洲经济委员会
联合国经济及社会理事会行政领导下的五个区域委员会之一。简称非洲经委会。
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elliptically polarized radiation
elliptically polarized wave
elliptical motion
elliptical nebula
elliptical orbit
elliptic alpha-function
elliptical polarization
elliptical projection
elliptical radio galaxy
elliptical space
elliptical subsystem
elliptical system
elliptical waveguides
elliptic argument
elliptic barrel
elliptic bearing
elliptic boundary-value problem
elliptic capacity
elliptic case
elliptic catenary
elliptic characteristic
elliptic cohomology
elliptic collineation
elliptic comet
elliptic compass
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