绿源微灌设备（一）库国钢（北京绿源塑料联合公司）“八五”期间，北京绿源塑料联合公司投入大量资金，通过科技攻关。技术引进，生产出内镶式滴灌管、管上补偿式滴灌管、系列微喷头、叠片及筛网式过滤器、连接聚乙烯管材的快接管件、灌溉控制阀及控制计算机。以上产品不... Lvyuan micro-irrigation equipment (a) Ku Guo Gang (Beijing Lvyuan Plastics Co.) During the “Eighth Five-Year” period, Beijing Lvyuan Plastic Joint Company invested a lot of money, through scientific and technological research. Technology introduction, to produce inlaid drip irrigation, irrigation pipe compensatory drip irrigation, a series of micro-nozzle, laminated and sieve filters, connected to the rapid polyethylene pipe fittings, irrigation control valves and control computers. Above products not ...