论文部分内容阅读
防雾滴塑料大棚膜投入批量生产河北邢台地区塑料厂采用北京化工研究院薄膜防雾技术，研制开发的新产品──防雾滴塑料大棚膜，近日投入批量生产；该产品的研制开发旨在克服因普通聚乙烯薄膜在使用中内壁常有大量水珠，严重影响日光透入和棚内温度的升高，减弱光合作用，雾...
Anti-drop plastic greenhouse film put into mass production Plastic Factory in Xingtai, Hebei Province Beijing Institute of Chemical Technology anti-fog film technology, research and development of new products ─ ─ anti-drop plastic greenhouse film, recently put into mass production; the product development aimed at To overcome the common polyethylene film in the use of the wall often have a large number of drops of water, seriously affecting the sun penetration and greenhouse temperature rise, weakening photosynthesis, fog ...