adjustment of the sextant
adjustment of the sextant
[海运英汉词典]
adjustment of the sextant六分仪校正
是什么意思，adjustment of the sextant的解释，adjustment of the sextant的翻译
adjustment of the sextant
[海运英汉词典]
adjustment of the sextant是什么意思，adjustment of the sextant的解释，adjustment of the sextant的翻译