天文学专业英语词汇翻译
U—B色指数 U-B color indexUBV系统(光电测光) UBV system「自由号」卫星 Uhuru satellite驻留谱线 ultimate line超高频 ultra-high frequency (UHF)海[王星]外行星 ultra-Neptunian planet超基性玻璃(月面) ultramafic glass (ultrabasic glass)微流星(望远镜未能见到者) ultratelescopic meteor紫外[线]天文[学] ultraviolet astronomy紫外[辐]射特强 ultraviolet excess紫外辐射 ultraviolet radiation本影；暗影 umbra本影食 umbral eclipse本影闪烁(黑子) umbral flash天[王]卫二 Umbriel拍转散射 Umklapp (""flopover"") scattering测不准原理 uncertainty principle曝光不足 underexposure低光度恒星 underluminous star无摄轨道 undisturbed orbit无扰动太阳 undisturbed sun小接近(火星) unfavorable opposition等距天线阵 uniform array均匀感应 uniform induction均速运动 uniform motion语际翻译 版权所有
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