echo wave 中文意思是什麼
echo wave
解釋
回波-
High frequency ground wave radar for near ocean inspection and ocean remote sensor is a method that use ocean echo wave dopier spectrum to deduce the parameters of ocean situation
高頻地波雷達近海監測和海態遙感技術是一種利用海洋回波多普勒譜反演海態參數的方法。 -
The method that absorb return circuit design used in power design and electromagnetic valve drive circuit, system power and operating supervision to mcu and redundancy and digital filter technology to the time interval to send wave and echo are used in system design to ensure the reliability and accuracy of measure and control system
本系統在電源設計、電磁閥驅動電路中的吸收迴路設計、系統主電源和訛u運行監控以及採集的對發射波與回波時間間隔數據採用的冗餘技術和數字濾波措施，保證了測控系統的可靠性和精確性。 -
The propagation velocity of ultrasound in patient ' s shinbone can be achieved by figuring out the time span between emergent wave and echo wave
根據相關公式，只需計算出超聲波發射信號和回波信號的時間差，即可獲得定量超聲波在受試者脛骨的皮質骨中傳播速度。 -
The result can be long distance reception of radio waves that would normally have been far beyond the radio horizon. the equations for ray tracing were given, simulating and tracing electro - magnetic wave duct propagation using spherical layered atmosphere mode, this method is very useful for analysis of radar echo distribution and confirm relation of stratification of atmosphere and ray duct propagation in the process of studying radar second product, introduce a new 3 - d interpolation method. outcome of this method can suit all kinds of density product
在雷達二次產品處理演算法中，討論了一種新的三維插值，比以往在顯示每一個雷達二次產品時，都作一次插值相比，這種方法既節省了總的機時，也提高了每個產品的顯示速度，在討論這種方法后，用幾個產品的實例，說明了這種方法是可行的，並且還討論了等值線的生成原理，在「雷達二次產品處理平臺」下，開發了visualc + +實現程序。 -
Defect location, representative defect and its ultrasonic echo characteristics corresponding of tungsten alloy shells had been systematically studied by both vertical wave sensors and transverse wave sensors calibrated after manufacturing
摘要採用縱波直探頭和自磨製經校準的斜楔橫波探頭，對鎢合金殼體部件進行了檢測，並對鎢合金殼體的缺陷定位、典型缺陷及其對應的回波特徵進行了研究。 -
According to the principle of ultrasound detection, this thesis describes a high - speed sampling system for ultrasound emergent wave and echo wave
摘要根據定量超聲波檢測原理，闡述了一種針對超聲波發射信號和回波信號的高速採集系統。 -
Refer to the impacting - echo technology, we impacted the apex of the steel bar and incepted the reflecting stress ave through the resonator that fixed on the apex of the steel bar, and the value of the consolidating wave speed was calculated based on the time of stress wave transmitted and the length of the steel bar, so, identifying the reflecting signal is the key of the consolidating wave speed method
借鑒于沖擊回波技術，固結波速的測定方法是在鋼筋測桿的出露端施加瞬態沖擊載荷，由安設在測桿頂端的傳感器接收反射應力波信號，根據應力波的走時和測桿的長度折算固結波速的大小，因此反射信號的識別是固結波速法檢測混凝土強度的技術關鍵。 -
Standard test method for measuring the p - wave speed and the thickness of concrete plates using the impact - echo method
用沖擊回聲法測量p波速度和混凝土板的厚度的標準試驗方法 -
The signal by way of the interior several and analogy technology processing, by the sine wave pattern actuation loudspeaker, and in constructs the vice - sound volume control and the echo function, richer is had the sound the spatial feeling
信號經由內部的數位及類比技術處理，以正弦波型式驅動喇叭，並內建副音音量控制及迴音功能，令聲音更豐富更有空間感。 -
The measurement of the time interval of ultrasonic send wave and echo used the catch method of 52 series mcu, and avoided the error that the isr save the current value of counter
超聲波發射波和回波的時間間隔的測量利用了52系列單片機的捕獲方式，避免了因為藉助于中斷服務程序來保存計數器的當前值所帶來的誤差。 -
The signal by way of the interior several and analogy technology processing, by the sine wave pattern actuation loudspeaker, and in constructs the echo function, may have the sound the spatial feeling
信號經由內部的數位及類比技術處理，以正弦波型式驅動喇叭，並內建迴音功能，可令聲音更有空間感。 -
The arithmetic formulas for sine wave, linear frequency modulation signal, v - style frequency modulation signal, white noise signal, reverberation signal and echo signal are given by their definition
根據信號類型的定義，給出了正弦信號、線性調頻信號、 v型調頻信號、白噪聲、混響和回波信號的合成公式。 -
The echo of single hole was high, its front was steep edge ; the echo of dense hole was connected and uneven ; the echo of crack was high and keen - edged, the bottom echo was decline in some certain ; the echo root of bird ' s net had some small wave followed
單個孔洞反射回波高，前沿較尖銳；密集氣孔回波參差不齊，根部互相連接；裂紋回波高而尖銳，底波有所下降； 「鳥巢」缺陷的反射波根部有若干小波峰出現。 -
At last, base on the windows2000 operation system, the soft wrap of impact echo examining system is explored by using the language matlab6. 1. the soft can achieve some function, including calculating the velocity of p _ wave in concrete plates by using one transducer or two transducers, amounting the depth of surface - opening cracks in concrete plates by using two transducers and measuring the depth of highway
最後，基於windows2000操作平臺，用matlab6 . 1語言編制了沖擊反射法測量系統的軟體包。此測量系統能具有用單傳感器測量波速、用雙傳感器測量波速、用雙傳感器測量混凝土板塊開口裂紋的深度和測量公路路面的厚度等功能。整個系統具有友好的人機界面，操作簡單，計算快捷，結果的顯示直觀。 -
First of all, this paper introduces the whole design project and interrelated knowledge about non - destructive detection, ultrasonic detection, and phased - array ultrasonic detection then the paper depicts the principle of phased - array focus and abstracts a set of math model and feasible arithmetic on the base of the real parameter of the system. put forward several problems that exist during the course of system development and program. introduce some measures of distinguish that are often used in non - destructive detecting and echo wave crest
然後在文中以較大的篇幅，描述了相控陣聚焦的原理，並根據該系統的實際參數，抽象出一套數學模型和可行的演算法，在此基礎上提出了在系統開發過程及編程實現過程中存在的一些問題；介紹了在無損檢測中缺陷的分類和對回波峰常用的識別方法，詳述了系統開發過程中使用的其中一種識別方法，即判別是否存在缺陷的演算法，並給出實現之的部分核心程序；詳述主控程序如何控制各部分並協調各相關軟體的工作，使整個系統發揮最高效能，並給出主要設計框圖和程序。 -
Is in the one constructs 256 sounds string wave echo music ic, uses the entire bridge design technology direct drive loudspeaker
是一內建256音的弦波迴音音樂ic ，利用全橋設計技術直接驅動喇叭。 -
His slim hand with a wave graced echo and fall
他揮了揮細長的手，給詞句的韻律和抑揚平添了一番優雅。 -
The radar multi - target simulator is mainly used for producing radar echo - wave signal, which contains information of targets and surroundings
雷達多目標模擬器主要用於復現蘊含雷達目標信息及環境信息的雷達回波信號。
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