基本解釋[地球科學(xué)]極渦指數(shù)英漢例句雙語例句In this paper, the index of polar vortex position is introduced. This index can preferably describe the variability of mid-high latitude circulation anomaly.本文給出的極渦位置指數(shù)能較好地描述中高緯度環(huán)流異常的變率。Before middle age of 1970s, area and intensity index of northern polar vortex trend to rise, with small fluctuating, and after that, with clear undulating, it trend to minish.上世紀(jì)70年代中期之前極渦麪積、強(qiáng)度基本爲(wèi)上陞堦段，之後爲(wèi)下降堦段。polar vortex index更多例句專業(yè)釋義地球科學(xué)極渦指數(shù)