ICS CB/T Safety production and occupational health training management requirements for shipbuilding industry tional hea nal health training m lth training for shipbuilding indus r shipbuildin A A 12 C C D D _ 70 100081 010 62185021 * 880 1230 1/16 1.25 10.56 2021 2 1 2021 2 1 300 * 2021003 86