船舶在海上航行时,海员的身体会受到各种环境因素的不良影响,如果能掌握一定的健康知识并及时调整好身体的三道防线,那么对航行中的海员来说身体的健康会形成良性的循环。所谓身体的三道防线——既体表、肝脏和免疫系统。1海员身体的第一道防线体表是人体的第一道防线,是人体与 When a ship sails at sea, the body of the seafarer will be adversely affected by various environmental factors. If certain knowledge of health can be mastered and the three defenses of the body adjusted in time, the health of the seafarer will be benign The cycle. The so-called body’s three defenses - body surface, liver and immune system. 1 seafarers body’s first line of defense body surface is the first line of defense, the human body and