This standard specifies the levels, knowledge, skills and work examples of ship sailors. This standard is applicable to the training, assessment and use of sailors on water transport ships. Sailors on ships operating in ports, dredging, salvage, engineering and other fields should also refer to it.
JT/T 28.1-1993 history
1970JT/T 28.1-1993 Technical grade standards for workers in the transportation industry Water transport ship sailors