An amplitude of the Sun in high latitudes（）.<br>A:is most accurate before sunrise<br>B:is most accurate after sunset<br>C:should only be observed when the Sun's lower limb is above the horizon<br>D:is most accurate when the Sun's center is observed on the visible horizon

An amplitude of the Sun in high latitudes（）.
A:is most accurate before sunrise
B:is most accurate after sunset
C:should only be observed when the Sun's lower limb is above the horizon
D:is most accurate when the Sun's center is observed on the visible horizon

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252937】个 (题库试题定时更新)