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根据河南省科委1979年科技发展规划的要求,省农机研究所同新郑县农机厂一起,经过两年多的研制和田间考核试验,12C、7D、5D、12C-D四种小型喷灌机组已研制成功。中国农科院农田灌溉研究所、镇江农机学院、武汉水利电力学院对各项性能指标的测试,均达到了国内先进水平,5月5日至8扫召开了鉴定会。科研、水利、生产和使用等单位一致同意定
According to the requirements of the Science and Technology Development Plan of the Henan Provincial Science and Technology Commission in 1979, the Provincial Agricultural Machinery Research Institute together with the Xinzheng County Agricultural Machinery Factory, after more than two years of development and field assessment tests, the four types of 12C, 7D, 5D, 12C-D four small sprinkler irrigation units have been Successfully developed. Institutes of Farmland Irrigation, China Academy of Agricultural Sciences, Zhenjiang Institute of Agricultural Machinery, Wuhan Institute of Water Conservancy and Electric Power have all reached the domestic advanced level in testing the performance indicators. The inspection meeting was held on May 5th to 8th. Scientific research, water conservancy, production and use units agreed