“bubble sextant”的概念、定义、翻译、参考文献-科学参考

单词	bubble sextant
释义	bubble sextant [`bǝb·ǝl `sek·stǝnt] ^NAVIGATION A sextant with a bubble or spirit level to indicate the horizontal.
随便看	x-ray unit XS-3 code X test XU X unit X wave x,y chromaticity diagram XY coordinate plotter Xyelidae xylem xylene xylenol xylidine xylinite xylite xylitol Xylocopidae xyloid coal xyloid lignite xylol Xylomyiidae xylophagous xylose XY plotter XY recorder

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