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河北省是我国严重缺水的省份之一,不仅农业缺水矛盾突出,工业和城市人民生活用水也日趋紧张。解决缺水矛盾,除继续开源以外,最主要的途径是节约用水,70年代初就提倡平整土地、沟灌、小畦灌,草把推垄沟等节水措施。随着机井建设的发展和地上水源减少。防渗节水工作逐步推广,由70年代起就搞预制混凝土板,混凝土槽,现场浇筑。到80年代以来使用地下混凝土管和各种塑料管道,包括地下塑料软管和地下
Hebei Province is one of the provinces that are seriously water-scarce in our country. Not only has the contradiction between agriculture and water shortage been prominent, but also the water used by industry and urban people has also become increasingly tense. In order to solve the water shortage contradiction, the most important way is to save water except for continuing to open source. In the early 1970s, we advocated water saving measures such as land leveling, furrow irrigation, small irrigation and grass pushing ditch irrigation. With the development of well construction and groundwater reduction. Water seepage control and gradually promote the work, from the 70’s engaged in precast concrete slabs, concrete trough, pouring on site. Since the 1980s underground concrete pipes and various plastic pipes have been used, including underground plastic hoses and underground