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- Aimed at the clutter overlap of PD system applied to the ground-based low altitude radar,a designing method of a different PRF with respect to each interval of scanning time was proposed. 针对地面低空雷达应用PD体制的杂波重叠问题;提出了分时分重频的设计方法.;该方法无距离模糊;既可以采用足够高PRF方式获得更强的杂波抑制性能;又有效地克服了杂波重叠的不利影响
- Analysis in this paper shows that the intermediate PRF, or PD system, must be employed to improve the performance of height-finding radar in terms of suppressing clouds, rains and moving clusters. 设计结果的分析表明;为增强X波段测高雷 达对云雨杂波等动杂波抑制能力;须采用中脉冲重复频率PD体制.
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- In-Situ IR Study on CO Coupling Reaction to Diethyl Oxalate in Gaseous Phase over Pd System Catalyst 钯系催化剂上CO气相催化偶联合成草酸二乙酯的原位红外研究
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗?
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The drainage system has been aged. 排水系统已经老化了。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- He said he used this system in the year dot. 他说他很久以前用过这个系统。
- STUDIES ON THE CATALYTIC ACTIVITIES OF THE POLYMER SUPPORTED PD SYSTEM ON THE HYDROGENATION OF NITROBENZENE IN LIQUID PHASE 钯系高分子载体催化剂对硝基苯液相加氢催化活性的研究
- Our manager is conversant with account system. 我们的经理精通会计制度。
- The system can translate English into Chinese. 这个系统能将英语译为汉语。
- The caste system is still strong in India. 种姓制度在印度仍然很牢固。
- I can send him a note via the internal mail system. 我可以通过内部通信系统给他发个通知。
- A request for information from another system. 为查看另一系统中的信息而发出的一种请求。
- Most countries adopt metric system. 大多数国家采用米制。