Mariners were also able to fix their latitude by using an instrument called astrolabe.
海员们还可使用星盘这种仪器确定纬度。
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Mariners were also able to fix their latitude , by using an instrument called an astrolabe.
海员们还可使用星盘这种仪器确定纬度.
词典精选例句
海洋考古学家说这个物体是一个“星盘”,海员在航行中用它测量太阳的高度,以确定所在位置。
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Preliminary analysis of observational data obtained with a PHOTOELECTRIC ASTROLABE type ⅰ
Ⅰ型光电等高仪观测结果的初步分析
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