当我们从一些树下面经过时,迈克提到他差点儿学林学.As we passed under the trees Mike noted that he almost studied forestry.那时年轻的本富兰克林学着印刷技术,作义兄詹姆的学徒.Young Ben Franklin learned the printing trade by serving as an apprentice half brother James....
The noise of plasma laser interferogram is removed with binary wavelet transform.采用二进小波变换消除了等离子体激光干涉图象的噪声.The phase information of aspheric surface is evaluated by Hilbert transform only from one interferogram.同时,本论文也论述了...
在脉冲束流管道上安装有强流毫微秒脉冲化聚束装置.A ns pulse beam device is installed at pulse beam current piping.本文研究了聚束式合成孔径雷达目标特征提取算法.Analyzes target feature extraction algorithm via spotlight SAR.极坐标格式算法 ( PFA)是一种典型的聚束SAR成像算法.Polar format al...