Category:CLC P7-49
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
P7-49 · P71 Oceanic Surveys and Observations · P72 Regional Oceanography · P73 Basic Ocean Science · P74 Marine Resources and Development · P75 Marine Engineering · P76 Marine Environmental Science · P77 Diving Medicine · P79 Military Oceanography
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
P7-49 · P71 Oceanic Surveys and Observations · P72 Regional Oceanography · P73 Basic Ocean Science · P74 Marine Resources and Development · P75 Marine Engineering · P76 Marine Environmental Science · P77 Diving Medicine · P79 Military Oceanography