例句與造句

1. Application of envelope demodulation method to fault diagnosis of spring invalidation
   包絡(luò)解調(diào)法在氣閥彈簧失效故障診斷中的應(yīng)用
2. Application of wavelet envelope demodulation on early fault diagnosis of the rolling mill
   小波包絡(luò)解調(diào)在軋機(jī)故障早期診斷中的應(yīng)用
3. A new envelope demodulation method based on empirical mode decomposition ( emd ) is proposed to make up the limitation that meaningless frequencies often arise in the envelope spectrum of conventional envelope demodulation method
   摘要提出了一種新的調(diào)制信號(hào)解調(diào)分析技術(shù)，來抑制傳統(tǒng)的包絡(luò)解調(diào)方法中經(jīng)常出現(xiàn)的無意義的頻率成分。
4. The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker , and establishes a radar signal simulation model , including radar emitting signal model , receiving signal model , receiving echo signal model , clutter model , noise model , sum channel directional pattern of antenna model , difference channel directional pattern of antenna model , sheltering model , rcs model , glint noise model , etc . the second section studies signal processing of pulse doppler radar seeker , and establishes radar signal processing mathematical model and data processing mathematical model for simulation , including windowing , doppler filtering , envelope demodulation , pdi , cfar , centering , velocity tracking , angle tracking , a - b filtering , etc . the third section studies the modeling of modified proportion guiding , and establishes guiding model , then dynamic simulation results is provided
   論文的主要工作包括四部分：第一部分研究了脈沖多普勒雷達(dá)導(dǎo)引頭的信號(hào)建模問題，建立了雷達(dá)信號(hào)模型，主要包括：發(fā)射信號(hào)模型、接收信號(hào)模型、目標(biāo)回波信號(hào)模型、雜波模型、噪聲模型、和差通道天線方向圖模型、遮擋因子模型、接收機(jī)噪聲模型、目標(biāo)雷達(dá)截面積統(tǒng)計(jì)性模型、目標(biāo)角閃爍模型等。第二部分研究了脈沖多普勒雷達(dá)導(dǎo)引頭的信號(hào)處理模式，建立了信號(hào)和數(shù)據(jù)處理模型，主要包括：加窗和多普勒濾波、包絡(luò)檢波、檢波后積累、頻域cfar處理、速度定心、速度跟蹤、角跟蹤、 ?濾波等，然后給出了信號(hào)處理流程。
5. It's difficult to find envelope demodulation in a sentence. 用envelope demodulation造句挺難的