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人民治黄50年来,黄河流域灌溉与供水事业得到了长足发展。灌溉面积由1949年的80万hm2,增加到了目前的726.7万hm2,灌溉工程总投入累计达419.8亿元,灌溉效益价值量按1995年价计算为4513.2亿元;为兴建人畜饮水工程总投入累计达到22.1亿,现已解决农村饮水困难人口2727.9万人、牲畜1557.5万头(只),效益价值量按1995年价计算为473.3亿元;城市供水规模发展更快,其年供水量已由80年代初的40亿m3增加到了目前的76亿m3.按1995年价效益为1195.7亿元。
In the 50 years since the people ruled the Yellow River, the irrigation and water supply in the Yellow River Basin have made great strides. Irrigation area increased from 800,000 hm2 in 1949 to 7.267 million hm2. The total investment in irrigation projects totaled 41.98 billion yuan, and the value of irrigation benefits was 451.32 billion yuan at 1995 prices. Total investment in drinking water projects reached a total of 2.21 billion. Nowadays, 27.279 million people have difficulties in drinking water in rural areas and 15.575 million heads of livestock (only), and the value of their benefits has reached 47.33 billion yuan at 1995 prices. Urban water supply Its scale of development is even faster. Its annual water supply has increased from 4 billion m3 in the early 1980s to the current 7.6 billion m3. According to the 1995 price efficiency of 119.57 billion yuan.