“semidiameter”的概念、定义、翻译、参考文献-科学参考

单词	semidiameter
释义	semidiameter [¦sem·i·dī`am·ǝd·ǝr] ^ASTRONOMY Measured at the observer, half the angle subtended by the visible disk of a celestial body.
随便看	wandering water wane waning moon Wankel engine Wanner optical pyrometer Wannier function want warble tone wardite Ward-Leonard speed-control system warehouse war game war gas warhead warhead installation z-transform Z twist Zulu time Zuni Zurich number Z variometer Zwicky dark matter Zwischengebirge zwitterion Zygaenidae

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