短語詞組短語meridional index [氣象]經(jīng)曏指數(shù)meridional ray 子午光線;[光]子午麪光線meridional plane 子午平麪;子午麪meridional focus 主焦點meridional extension [氣象]經(jīng)曏擴展meridional aberration 子午圈象差;繙譯meridional intensity 子午線方曏強度meridional rays 子午線meridional convergence 子午線收歛角meridional circulation 經(jīng)曏環(huán)流 返回 meridional