2.2 Numerical results n=1,resolution=9.408m n=10. resolution=. 006m 9 05--------- 05--mm 04F Fig 1 Imaging results for one- point target 防科学时太季 A Direct Numerical Imaging Method 17 National University of Defense TechnologyA Direct Numerical Imaging Method 2.2 Numerical Results 17 Fig.1 Imaging results for one-point target