权威例句
The USNO-B CatalogThe USNO-B1.0 CatalogThe Second US Naval Observatory CCD Astrograph Catalog (UCAC2)New Neighbors from 2MASS: Activity and Kinematics at the Bottom of the Main SequenceAstrometry and Photometry for Cool Dwarfs and Brown DwarfsAstrometry and Photometry for Cool Dwarfs and Brown DwarfsHigh resolution spectroscopy of ultracool M dwarfsNotch3 is required for arterial identity and maturation of vascular smooth muscle cellsSentinel Lymph Node Surgery After Neoadjuvant Chemotherapy in Patients With Node-Positive Breast Cancer: The ACOSOG Z1071 (Alliance)...U.S. Naval Observatory CCD parallaxes of faint stars. I - Program description and first results
