水是哺育生命的乳汁,滋润万物的甘露,万物离开了水就不能生存。水又是人类文明之源,黄河、长江孕育了中华民族悠久的文化。在科学不发达的年代,人们把水宠为龙王爷,许多地方建有龙王庙,民众对龙王爷顶礼膜拜,祈求风调雨顺,五谷丰登。在科学昌明的时代,随着人口的骤增,工农业生 Water is the milk that nurtures life, moistens the dew of all things, and everything cannot survive without water. Water is also the source of human civilization. The Yellow River and the Yangtze River gave birth to the long-standing culture of the Chinese nation. In the era of underdevelopment of science, people favored the water as the Lord of the Dragons, and in many places they built the Dragon King Temple. The people worshipped the Dragon King and prayed for good weather and good harvests. In the era of scientific prosperity, with the sudden increase in population, industrial and agricultural students