汽车发展 "Safety" "Oil "Gotta have" PRODUCT Focus Shock" Design returns Annual Model Change ↓↓ Design Is King 1950 1960 1970 1980 1990 2000 -300,000 50,000- Units/Models 100,000 Units/Models √Reduced Emissions Improved Fuel Economy Reduced Fatal Crashes Improved Affordability汽车发展 ü Reduced Emissions ü Improved Fuel Economy ü Reduced Fatal Crashes ü Improved Affordability