一、五年制高级技工班学生的生理特征五年制高级技工班的学生是在完成初中阶段学习后进入高级职业技工学校学习,其年龄一般都在16～20周岁。在高级职业技工学校学习期间,特别是到后三年段,其生理特征正处于青春发育后期:体重、肺活量基本与成人相仿;性机能趋于成熟;脑细胞与神 First, the physical characteristics of five-year senior mechanic class students Five-year senior mechanic class students after completing the junior high school entered the advanced vocational and technical schools, their ages are generally 16 to 20 years of age. During the period of study in advanced vocational and technical schools, especially in the latter three years, the physiological characteristics are at the late stage of puberty: their weight and vital capacity are basically similar to those of adults; their sexual functions tend to mature;