6. Intermediate : maintenance electrician, computer operators. High : sewing, fitter, planer, Xigong, millers, drug production workers, refrigeration equipment repair.

• 中级：维修电工，计算机操作员。高级：车工，钳工，刨工，铣工，磨工，药物制作工，制冷设备维修工。收藏指正