Chief of the Astronaut Office procedures, and selection and conduct of specific experiments for each flight. Since the Shuttle era, the Chief of the Astronaut Office often returns to active duty in the Office once their term is complete. The Chief is currently responsible for managing Astronaut Office resources and operations, and helps develop astronaut flight crew operation concepts and crew assignments for future spaceflight missions. Chief of the Astronaut Office The Chief of the Astronaut Office is the most senior leadership position for active astronauts at the National Aeronautics and Space Administration (NASA). The Chief Astronaut serves as head of the NASA Astronaut Corps
Chinese as a foreign language "Arte de la Lengua Mandarina" was published in Canton in 1703. This grammar was only sketchy, however. The first important Chinese grammar was Joseph Henri Marie de Prémare's "Notitia linguae sinicae", completed in 1729 but only published in Malacca in 1831. Other important grammar texts followed, from Jean-Pierre Abel-Rémusat's "Élémens" (sic) "de la grammaire chinoise" in 1822 to Georg von der Gabelentz's "Chinesische Grammatik" in 1881. Glossaries for Chinese circulated among the missionaries from early on. Robert Morrison's "A Dictionary of the Chinese Language" (1815-1823), noted for its fine printing, is one of the first important Chinese dictionaries for the