detail about it. (3)Do you think the habit of keeping everything in order will benefit one's future work?Why or why not? 2.Background Information (I)Industrial Engineering(工业管理)and Industrial Engineers Industrial engineering is the detailed analysis of the use and the cost of men. materials and equipment in an organization,with a view to increasing its productivity, profit and efficiency.Those who are involved in this kind of analysis are called industrial engineers. Engineers can be classified into many types,such as construction engineer. production engineer,design engineer and industrial engineer. An industrial engineer's duties are to coordinate personnel,materials and machinery and to determine the most productive and efficient use of each.He helps plan the production line and designs oradapts details essential to the manufacturing of aproduct. (2)The American Educational System In the United States,education is the responsibility of individual states,not of the federal goverment,so requirements may vary from one state to another.The following is a generalization: Kindergarten:before 5 years old Elementary school:6-11 years old(Grades 1~6) Junior middleschool:12-13 years old(Grades7-8) Senior middle school:14-17 years old(Grades 9~12) College:4 years for a B.A.or B.S.degree University:2-3 years for an M.A.or M.S.;2~8 years for a Ph.D ()Background Music Background music is music which is played quietly yet audibly.Such music is soothing with a relaxed rhythm and is often played with a reduced volume.It permits a person to continue shopping.working or talking without being distracted.Muzak is the name of one of the earliest companies to produce this type of music.detail about it. (3) Do you think the habit of keeping everything in order will benefit one’s future work? Why or why not? 2. Background Information (1) Industrial Engineering (工业管理) and Industrial Engineers Industrial engineering is the detailed analysis of the use and the cost of men, materials and equipment in an organization, with a view to increasing its productivity, profit and efficiency. Those who are involved in this kind of analysis are called industrial engineers. Engineers can be classified into many types, such as construction engineer, production engineer, design engineer and industrial engineer. An industrial engineer’s duties are to coordinate personnel, materials and machinery and to determine the most productive and efficient use of each. He helps plan the production line and designs or adapts details essential to the manufacturing of a product. (2) The American Educational System In the United States, education is the responsibility of individual states, not of the federal government, so requirements may vary from one state to another. The following is a generalization: Kindergarten: before 5 years old Elementary school: 6-11 years old (Grades 1~6) Junior middle school: 12-13 years old (Grades 7~8) Senior middle school: 14-17 years old (Grades 9~12) College: 4 years for a B.A. or B.S. degree University: 2~3 years for an M.A. or M.S.; 2~8 years for a Ph.D. (3) Background Music Background music is music which is played quietly yet audibly. Such music is soothing with a relaxed rhythm and is often played with a reduced volume. It permits a person to continue shopping, working or talking without being distracted. Muzak is the name of one of the earliest companies to produce this type of music