拾取信號 的英文怎麼說
中文拼音 [shíqǔxìnháo]
拾取信號
英文
pick-up signal-
It also gives a safety design problem analysis using an electret capacitor microphone to pick - up the heart sound signals
該電路涉及到放大、濾波、電平抬升等電路，並給出了安全設計問題，利用駐極體電容傳聲器來拾取心音信號。The flow - measuring system adopts the khafagi flume as the first sense organ to realize the flow / head signal conversion. the head signal is picked up and converted into voltage signal by the buoy - level mechanism and the magnet - resistant angle measuring sensor
該流量測量系統採用卡發基水槽作為一次敏感器件實現了流量水位的信號轉換，並通過浮子?杠桿測量機構和磁阻式角度傳感器對水位信號進行拾取並轉化為電壓信號輸出。The system introduces 991 ultra - low frequency pick up, and takes the vibration signal as the simulation input of practical measurement, which makes the s ystem can measure the ultra - low frequency vibration of long, large, tall and flexible structures and the low frequency vibration of engineering and site
系統引入991型超低頻拾振器，將其拾取的振動信號作為本系統實際應用測試中模擬輸入，使系統可對長大高柔結構的超低頻振動和一般工程及場地的低頻振動進行測量。The hardware of system is used sensor and signal conditioning circuit to collect the signal and communication with the computer using the pci2013. for the undulation of temperature and driven current will influence the testing result, they need to be invariableness during testing
系統硬體以傳感器和相應的信號調理電路作為前向通道拾取被測信號，利用基於pci高速總線的pci2013數據採集卡和串口模塊實現與計算機的數據傳輸和命令通訊。It was demonstrated that this sort of load - control apparatus has superior performance. we used a electric transmitter as the transducer to collect the sound signal, using the daq toolbox of the matlab to achieve the collection of the sound signal, and using the dsp toolbox of the matlab and the sound - launch technology to analyze the time - domain characteristic and the frequency - domain characteristic of the signal, chiefly analyze its short - time average amplitude, its short - time over - zero ratio and its estimate of the power chart and the average - period chart
實驗中使用了駐極體話筒作為球磨機聲音拾取傳感器，利用matlab中的數據採集（ daq ）工具箱實現對磨音的採集，利用matlab信號分析（ dsp ）工具箱和聲發射技術對磨音進行時域和頻域分析，主要分析磨音的短時平均幅度和能量、短時平均過零率、功率譜估計和平均周期圖。7 wavelet transform analysis is applied to extract the feature of collected signal and the aim to recognize the position of defect has been achieved
8 、對拾取到的載有缺陷信息的回波信號利用小波分析的方法提取缺陷特徵，同樣實現了缺陷定位。The results of the experiment prove that both the model of the extended hydrophone sensing sound signal and the theoretical analyze based on the model are right. this is an important step for the research on the flow noise elimination of the extended fiber optic hydrophone towed array
成組光纖水聽器理論分析和實驗結果的一致性，證實了成組光纖水聽器信號拾取模型和研究方法的正確性，為進一步開展成組光纖水聽器流噪聲抑制的研究奠定了基礎。It adapts to be used in the foul and hazardous environment. the hardware of this apparatus is designed, such as light path design, gas chamber fabricating and light source drive
文中詳細討論了光纖傳感二氧化硫氣體濃度檢測儀的硬體設計，進行了光路、氣室的設計，並詳細分析和討論了光源的驅動及其穩定性、光源的調制、諧波信號的拾取和處理等問題。However, the normal electromagnetism rate transducer which has the high inherent frequency of that between 5 - 30hz normally can not get the signal below 1 hz, therefore, it can not be used for inspecting same signal, which confines its applications in engineering project
然而，由於普通的電磁式速度傳感器，其固有頻率較高，一般都在5 - 30hz之間，很難拾取1hz以下的超低頻絕對振動信號，因此不能直接用來測量上述超低頻振動信號，制約了該類傳感器在工程中的應用。分享友人