問題詳情
四、請以英文作答：（20 分）The accuracy of magnetic compasses onboard ships can be influenced by both theterrestrial and ship magnetism. Such a physical phenomenon gives rise to either permanentor induced deviations to ships. Please discuss in English how the terrestrial and shipmagnetism affect the magnetic compasses onboard vessels.
參考答案
答案：A
難度：適中0.63856
統計：A(2802),B(778),C(767),D(41),E(0) #
個人：尚未作答書單：幼兒語文、哈佛學前方案、幼兒感覺發展
用户評論
【hidingding】評論
何薇玲的幼兒發展與輔導上3-19寫:視覺:出生時即有視覺，但為遠視，一歲前的視力約為0.25，物體應放在距離嬰兒雙眼20-30公分處......................6歲視覺完全成熟。