题目

President Arling has put his long awaited economic restructuring program before the Congress. It provides a coordinated program of investment credits, research grants, education reforms, and tax changes designed to make American industry more competitive. This is necessary to reverse the economic slide into unemployment, lack of growth, and trade deficits that have tortured the economy for the past six years.    The most liberal wing of the President’s party has called for stronger and more direct action. They want an incomes policy to check inflation while federal financing helps 下面的四幅图中属于动能转化为重力势能的是