Category:CLC P1-61
Chinese Library Classification
A Marxism, Leninism, Mao Zedong Thought and Deng Xiaoping Theory · B Philosophy, Religion · C General Social Sciences · D Politics, Law · E Military · F Economics · G Culture, Science, Education, Sports · H Language, Writing · I Literature · J Art · K History and Geography · N General Natural Sciences · O Mathematical Sciences and Chemistry · P Astronomy and Earth Sciences · Q Biological Sciences · R Medicine, Health · S Agricultural Sciences · T Industrial Technology · U Transportation · V Aviation and Aerospace · X Environmental Science, Safety Science · Z General Books
P-49 · P-61 · P-64 · P1 Astronomy · P2 Geodesy · P3 Geophysics · P4 Atmospheric Science (Meteorology) · P5 Geology · P6 · P7 Oceanography · P9 Physical Geography
P1-0 theory and methodology · P1-09 history of astronomy · P1-092 · P1-2 institutions, groups, meetings · P1-242 · P1-4 education and popularity · P1-49 · P1-53 · P1-61 · P1-64 · P11 Astronomical Observation Equipment and Observational Data · P12 Astrometry · P13 Celestial Mechanics · P14 Astrophysics · P15 Stellar Astronomy, Galactic Astronomy, Cosmology · P16 Radio Astronomy · P17 Space Astronomy · P18 Solar System · P19 Time, Calendar
A Marxism, Leninism, Mao Zedong Thought and Deng Xiaoping Theory · B Philosophy, Religion · C General Social Sciences · D Politics, Law · E Military · F Economics · G Culture, Science, Education, Sports · H Language, Writing · I Literature · J Art · K History and Geography · N General Natural Sciences · O Mathematical Sciences and Chemistry · P Astronomy and Earth Sciences · Q Biological Sciences · R Medicine, Health · S Agricultural Sciences · T Industrial Technology · U Transportation · V Aviation and Aerospace · X Environmental Science, Safety Science · Z General Books
P-49 · P-61 · P-64 · P1 Astronomy · P2 Geodesy · P3 Geophysics · P4 Atmospheric Science (Meteorology) · P5 Geology · P6 · P7 Oceanography · P9 Physical Geography
P1-0 theory and methodology · P1-09 history of astronomy · P1-092 · P1-2 institutions, groups, meetings · P1-242 · P1-4 education and popularity · P1-49 · P1-53 · P1-61 · P1-64 · P11 Astronomical Observation Equipment and Observational Data · P12 Astrometry · P13 Celestial Mechanics · P14 Astrophysics · P15 Stellar Astronomy, Galactic Astronomy, Cosmology · P16 Radio Astronomy · P17 Space Astronomy · P18 Solar System · P19 Time, Calendar