Transportation sector fuel efficiency : hearing

Transportation sector fuel efficiency : hearing

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The figure on the left shows the changes in vehicle weight, performance, and proportion of automatic transmissions since 1980 ... 10 seconds), and the proportion of manual transmissions dropped in half, fuel economy remained relatively constant. ... Following is a list of conventional gasoline vehicle technologies that haveanbsp;...

Title:Transportation sector fuel efficiency : hearing
Publisher:DIANE Publishing -


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