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美国海军研究试验所探索出了一种改进的摄影图象增强技术;感光乳剂中的银粒上涂以金,再以10~3个/秒·厘米~2的热中子流使着色的胶片活化,时间为5分钟。据认
The United States Naval Research Laboratory explored an improved photographic image enhancement technology; silver particles in the emulsion coated with gold, and then 10 ~ 3 / sec · cm ~ 2 thermal neutron flow of colored film Activation, time is 5 minutes. It is admitted