“bubble horizon”的概念、定义、翻译、参考文献-科学参考

单词	bubble horizon
释义	bubble horizon [`bǝb·ǝl hǝ`rīz·ǝn] ^NAVIGATION An artificial horizon parallel to the celestial horizon, established by means of a bubble level on a bubble sextant.
随便看	sandblasting sandblow sand boil sand-cast sand cay sand cone sand control sand count sand crystal sand devil sand dike sand dollar sand drain sand drift sand drip sand dune sander sandfall sand filter spherical distance spherical-earth attenuation spherical-earth factor spherical excess spherical geometry spherical harmonics

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