歼七前风挡玻璃边部脱胶,是长期以来一个老大难问题,它严重地影响了歼七飞机的生产、使用和外贸任务的完成,成为空军在1981年8月提出的88个重大质量问题之一.为此,国防工办组织有关单位进行联合攻关,国家建材局建材研究院,于1981年底开始了《“413”胶片用于歼七前风挡玻璃的研究》的科研 F-7 front windshield edge degumming, is a long-standing problem, it has seriously affected the F-7 aircraft production, use and completion of foreign trade tasks, as the Air Force in August 1981 raised 88 major quality issues To this end, the defense workers organize relevant units to carry out joint research, the State Building Materials Bureau Building Materials Research Institute, at the end of 1981 began the “” 413 “film for the J-7 front windshield research” research