clutter echo meaning in Chinese

混杂回音

The emphasis in this composition is windshear signal processing technology . some processing methods are introduced in detail , they are suppressing clutter , extracting windshear parameters , computing hazard factor and etc . . the signal processing simulation is accomplished on computer , it includes simulating microburst echo signal , simulating ground clutter echo signal , filtering clutter , estimating wind speed and calculating hazard factor . from the simulated results , a dangerous windshear is detected 5o ~ 78s , so the radar performance meets the certification requirements proposed by faa and nasa
本文重点研讨了风切变信号处理技术，对杂波抑制技术、风切变特征参数提取技术及危险因子计算方法等内容进行了深入的研究，并进行了计算机模拟，包括微下击暴流回波信号模拟、地杂波回波信号模拟、杂波抑制、风速提取和危险因子计算。