magnetic daily variation
常見例句
- We have also calculated the mean daily variation of K index of 31 stations of high latitude during the relative magnetic quiet period of year 1957 and 1958.
與此同時(shí)，我們還統(tǒng)計(jì)了1957與1958年高緯度區(qū)31個(gè)地磁臺(tái)在平靜時(shí)每天的平均日變化。 返回 magnetic daily variation