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- Discuss techniques of avoiding spectrum aliasing of the PW Doppler system. 讨论怎样避免PW多谱勒系统的频谱混叠。
- Demonstrating the reliability and accuracy of the Doppler system, the rotation ofan electromotor and the reciprocating motion of an accelerometer calibrator aremeasured first. 测量了电动机转轴转速和加速度计校准仪的往复振动,验证了实验系统的可靠性和准确性。
- ABSTRACT> It is indicated experimentally that the receiving transducer in pulsed Doppler system should possess a broad band to get complete information about blood flow. 本文用实验方法证明,超声脉冲多普勒系统的接收换能器应有宽的频带,才能获得血流信息的全貌。
- The fuze is provided with some Anti-jamming function by means of instantaneous time average zero-over rate representing Doppler signal's frequency of continuous wave radio Doppler system fuze. 用短时平均过零率表征连续波多普勒体制无线电近炸引信多普勒信号频率,使引信具有一定的抗干扰能力。
- Doppler system with double frequency 双频多普勒系统
- Ultra High Frequency Doppler System 特高频多普勒系统
- Coherent on Rescue Doppler System 相干救援多普勒系统
- A Differential Laser Doppler System for MEMS Motion Measurements 用于微机电系统运动检测的激光差动多普勒技术
- 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。
- Doppler system with single frequency 单频多普勒系统
- 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。
- Our manager is conversant with account system. 我们的经理精通会计制度。
