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存在的问题合成树脂品种牌号少合成树脂生产企业不能按照农膜要求提供基础树脂或专用料,薄膜生产企业要求农用地膜的熔体流动速率为1,但国内企业大多只能提供熔体流动速率为2
Existence of problems Synthetic resin grades less synthetic resin manufacturers can not be provided in accordance with the requirements of agricultural plastic film or special materials, film manufacturers require the film melt flow rate of agricultural film 1, but most domestic enterprises can only provide the melt flow rate of 2