To study the environment and factors that affect the health of employees, operational deficiencies in the cradle tap spray paint a car. TAT thong municipal district, Amphoe mueang yasothon-1 to study the human factors knowledge, attitudes, and beliefs of an employee in the garage, car painting, tap.2. to study the relationship between the various factors that affect the health of employees, operational deficiencies in the cradle tap spray paint a car.
การแปล กรุณารอสักครู่..