基本解釋[數(shù)學(xué)]短軸半逕[能源科學(xué)技術(shù)]短半軸詞組短語短語semi -minor axis 半短軸;半短逕;短半逕angular semi -minor axis [天]角半短逕ratio of semi -minor axis length 長短軸之比minor semi-axis更多詞組專業(yè)釋義數(shù)學(xué)短軸半逕能源科學(xué)技術(shù)短半軸