“perigee”的概念、定义、翻译、参考文献-科学参考

单词	perigee
释义	perigee [`per·ǝ´jē] ^ASTRONOMY The point in the orbit of the moon or other satellite when it is nearest the earth.
随便看	side drift side dumper side echo side effect side-end lines side error side-facing tool side frequency sidehill bit side hook side keelson side lobe side-lobe blanking side-lobe cancellation side-looking radar side milling side-milling cutter side oblique air photograph side pinacoid side plates sideraerolite side rake side reaction sidereal sidereal clock

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