1. Electrical engineering. The median annual salary of college graduates is $60,800, and that of college graduates in the middle of their careers is $65,438+$004,000.
2. Economics. The average annual salary of college graduates is $48,800, and that of college graduates in the middle of their careers is $97,800.
3. Petroleum engineering. The average annual salary of college graduates is $93,000, and that of college graduates in the middle of their career is $65,438+$057,000.
4. Aerospace engineering. The average annual salary of college graduates is $59,400, and that of college graduates in the middle of their career is $65,438+$008,000.
5. Applied mathematics. The median annual salary of college graduates is $56,400, and the median annual salary of college graduates in the middle of their career is $65,438 +00 1000.
Conic curve formula: ellipse
1, elliptic standard equation with the center at the origin and the focus at the X axis: where x? /a£¿ +y£¿ /b£¿ = 1,