| 1. | Analysis of laser detection distance for ground optics lens 目标激光探测距离分析 |
| 2. | In appropriate circumstances , the effective detection range of 15m 在适当环境下,有效探测距离为15m 。 |
| 3. | Mini detectable range 最小探测距离 |
| 4. | Working silently and covering larger region than radar , passive radar intercept systems have superior survival ability in wars 雷达截获系统具有自身隐蔽和探测距离远等优点,被广泛应用于各种武器平台中。 |
| 5. | Finally , the numerical simulations related to infrared point - target detection range are executed using typical atmospheric data output form lowtran7 code 最后,利用low - tran7程序的典型大气模式数据,对红外点目标探测距离进行了数值模拟。 |
| 6. | This paper investigates the approach to estimate the maximum detection range of an infrared point - target against sky background based on the minimum resolved contrast ( mrc ) criteria 摘要基于最小分辨对比度准则,研究了天空背景下红外点目标的最大探测距离估计方法。 |
| 7. | In the light of such technique the ability of detection on object will be greatly improved and the distance of detection of that will be certainly farther than before 由激光照射到待探测的目标上,用ccd相机对目标进行拍摄。利用此项技术可以大大增加目标探测能力和探测距离。 |
| 8. | Numerical results show that the top - hat beam stl instrument is more sensitive than the gaussian beam stl instrument , with a maximum sensitivity enhancement factor of approximately 2 . 3 测量了信号的衍射分布,信号与激励光功率、激励光斑半径、调制频率、探测距离的关系,与理论吻合较好。 |
| 9. | The millimeter wave ' s passive stealth necessity is analyzed , and the millimeter wave passive detection distance is analyzed under the base of target millimeter wave radiation characteristic testing principle 分析了毫米波被动隐身的必要性,在目标的毫米波辐射特性测试原理基础上,对毫米波被动探测距离进行了分析。 |
| 10. | Radar equipped in an airplane has many merits such as seeing things beyond the visibility of ground - based radar , flexibility in application . it plays an important part and is widely used in national defence 机载雷达由于架设在运动的高空平台上,具有探测距离远、覆盖范围大、机动灵活等特点,应用范围相当广泛,可以执行战场侦察、预警等任务。 |