据国家统计局公布的数字,今年一季度全国固定资产投资增速为22.8%,比去年同期回落了22个百分点,固定资产投资对经济增长拉动的作用已明显减弱。一季度,水泥行业实现利润由去年同期的31亿元转为亏损3.5亿元;电解铝行业的实际亏损面已达80%。在39个工业大类中,交通运输设备制造业 According to figures released by the National Bureau of Statistics of China, the growth rate of investment in fixed assets in the first quarter of this year was 22.8%, down 22 percentage points from the same period of last year. The role of fixed asset investment in stimulating economic growth has obviously weakened. In the first quarter, the profits of the cement industry turned into a loss of 350 million yuan from 3.1 billion yuan in the same period of last year; and the actual loss scale of electrolytic aluminum industry reached 80%. In 39 industrial categories, transportation equipment manufacturing