对一种新型可用于可擦重写光存储的有机光致变色材料--吡咯俘精酸酐,测定了它的光致变色双稳态吸收光谱,呈色态的吸收峰在635 nm,......

The optical storage characteristics of a new kind of organic photochromic material--pyrrylfulgide were experimentally in......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......