back sight是什么意思、英文翻译及中文解释
back sight
词语： back sight
解释： 后视
词典： 航海专业英汉词典
back sight 相关解释
back sight 〔名词〕后视
back sight 过天顶测天瞄准器
后视 back sight;backsight
后视 backsight;rear view
后视 backsight
后视 backsight;bs;plus sight;posterior view
后视 bs;plus sight
后视 backsight;backward sight;plus sight;rear view
后视 B. S.;back sight;back vision;backsight
后视 〔名词〕backsight
