擺頻 的英文怎麼說
中文拼音 [bǎibīn]
擺頻
英文
wobble frequency-
2. sritable for revolve aport and swing sport when under heavy weight and slow speed, aswell the ccoasion that not form fluid impetus lubrication because of frequently open and closed in the course of loading
2適用於高載低速下的旋轉運動搖擺運動及經常在超負荷下啟閉頻繁而不易形成流體動力潤滑的場合。Such tags could emit 128 different signals in parallel, allowing the collection of data about an animal ' s breathing rate, wing - beat frequency and heartbeat ( if it were a species that actually has a beating heart ) in addition to its geographical location
佩帶器還可以發射128種不同的信號，這樣除了動物地理位置之外，還可以收集其它分門別類的數據，諸如動物的呼吸、翼擺、心跳頻率（針對有心跳頻率的動物）等等。Sichuan is one of the agricultural province, locates in the area between the continental climate and oceanic climate, the distribution of precipitation is always disproportional due to the influence of atmosphere circumfluence, the existence of drought and floodwater plus water pollution have produced huge menace to agriculture, water resources utilization, soil erosion and even the life and properties of human being
解決水資源的諸多問題，是擺在全黨、全社會和全國人民面前一項刻不容緩的重大戰略任務。四川作為貧水國的一個農業大省，由於地處海洋性氣候與大陸性氣候交接地帶，受大氣環流影響，降水時空分佈不均，水旱災害極為頻繁，尤其是乾旱對農業生產的威脅最大。6. pneumatic draw knife, single motor controls the moving way, the moving frequency is adjustable
6氣動刮刀，擺動方式由單獨電機控制，擺動頻率可調。Jhs series power ampilifier is a new generation equipment of teaching power amplifier, which can restrains howl and can increase plus by 6 - 10db. the distance of picking up sound can be increased to 3 - 6 meters. if only you install three or four pcs of interface mike, the scope of picking up sound can cover with all over the platform without any equipment and you can prelect
Jhs教學型數字移頻擴聲器是新一代教學擴聲設備，它能夠有效的抑制擴聲嘯叫，提高傳聲增益6 - 10db ，話筒的拾音距離提高到3 - 6米，只需在教室安裝3 - 4支界面話筒，拾音范圍就能覆蓋整個講臺，無需攜帶任何設備，即可進行講課，使演講者徹底擺脫話筒的束縛，擴大了演講者的活動范圍The swing is a pendulum with a single natural frequency depending on its length.
鞦韆是只有一個固有頻率的擺，此頻率決定於它的長度。The test proves that the caudal fin oscillation frequency, the maximum amplitude of vibration of caudal fin, the caudal fin strikes the water angle influence the fish ’ s speed ; the curve experiment has obtained curve radius of inertia advance curve and static curve ; the ups and downs experiment proves that the pectoral fin on different angle influences the fish to move ups and downs
加減速試驗論證了尾鰭擺動頻率、尾鰭后緣最大擺幅以及尾鰭的最大擊水角度對魚體速度的影響;轉彎試驗測得了機器魚慣性前進轉彎和靜止轉彎時的轉彎半徑;在機器魚的升潛試驗中論證了胸鰭不同轉角對升潛運動的影響。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。Jive savvily and aggressively marketed britney to the backstreet boys crowd, by including her songs on a backstreet boys cd sampler, offering free previews of her video which features the pop starlet doing her best lolita impression in a very short plaid catholic schoolgirl skirt and skintight baby tee to anyone who requested the backstreet boys " i ll never break your heart " video on cable music channel the box, getting her a slot alongside the boys on the sabrina the teenage witch soundtrack, and landing her generous coverage in us teenybopper mags like superteen, bop, teen machine and teen people - all this before her debut album, the somewhat suggestively titled. baby one more time, even came out
搖擺樂的盛行和入侵，在市場的驅動下布萊尼來到了後街男孩組合，在後街男孩的cd樣品中包含了她的歌，還免費提供了她的視頻預覽這位熱門的小明星在她的影帶中以花格呢的天主教女生短裙裝和緊身的baby tee ，贏得了極佳的印象。 「 i ll never break your heart 」 mtv登上了有線音樂頻道的排行榜，並且深受美國青少年的喜愛！隨之傳出了小甜甜布蘭尼與超級男孩timberlak和後街男孩nick carter的浪漫史。Physical testing of rubber - determination of the low - frequency dynamic properties of rubbers by means of a torsion pendulum
橡膠的物理試驗.第a31部分:用扭擺試驗測定橡膠的低頻動態性能More frequent cleansing of markets, cooked food centres and hawker sites ; and
更頻密清洗街市熟食中心和小販擺賣地點以及The output of the detector is the video-signal proper, with a 2-volt swing.
檢波器的輸出是相應的視頻信號、擺幅為2伏。This system uses multicenter synchronization sampling and dma sampling control method, which has high sampling frequency. the system can realize displaying and analyzing in real time
該系統採用多通道同步採集，采樣頻率高，且採用dma控制方式，實時性強，能夠實現振動、擺度信號實時顯示和分析等功能。What is mainly discussed in this dissertation is as follows : the fault mechanism and vibration frequency feature of hydroelectric vibration are analyzed, induced and reorganized. the select and placement of detecting positions of parameters such as vibration, swing and pressure pulsation are researched, and the corresponding sensors are selected to monitor
本文主要進行了以下工作：分析、歸納和整理了水電機組振動的故障機理和振動頻率特徵，對機組的振動、擺度和壓力脈動測點進行了選擇和布置，並選用相應傳感器進行監測。The method using wavelet packet analysis is proposed to extract fault information from vibration signal obtained from testing jig of tilting train. the vector comprised of the energy of signal in all spectrum bands is input to a feed forward neural network
利用小波包分析，將擺式車體試驗臺上採集到的振動加速度信號分解在相互獨立的頻帶之p內，各頻帶內的能量值形成一個向量，將其作為神經網路的輸入特徵向量， 。The simulation results show that a forced shimmy of the truck, with frequency of 4. 25hz, occurs at vehicle speed of 46 km / h
研究表明：該車發生強迫擺振的共振車速為46km / h ，共振頻率為4 . 25hz 。The simulation results show that a forced shimmy of the tank truck, with frequency of 4. 1 hz, occurs at vehicle speed of 45 km / h
研究表明：該車發生強迫擺振的共振車速為45km / h ，共振頻率為4 . 1hz 。In light of the limitation of fast fourier transform ( fft ) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the good characteristic of simultaneous localization in both the time and the frequency domains based on the field test on the vibration of two - row placed units in lijiaxia hydropower station, in which the signal is decomposed into different frequency band, and then the weak signal is caught and the dominant frequency is picked up for the analysis of the vibration source
摘要基於李家峽水電站雙排機組振動的現場試驗研究，並且針對傳統頻譜分析方法傅立葉變換（ fft ）對于非平穩信號已力不從心這一缺陷，利用小波分析方法在時域和頻域上同時具有良好的局部化性質，通過對開停機這一典型非平穩過程信號進行小波及小波包分析，將其分解到不同頻帶內，獲取微弱信息和提取優勢頻率，並對其作振源分析，得出開停機初始時刻因水流不穩均出現強烈的振動現象，且低頻段信號能量最大，開停機過程水流脈動壓力和尾水渦帶擺動是引起定子基礎振動的主要原因。At first, this sequence looks little obscured as the editing seems confusing and awkward, but everything becomes clear and meaningful later when we are told that it is a fragmented collection of events happened in six days. apart from shawn yu, patrick tam and his gang group are also appealing. similar to what i said about shawn yu, these gangsters are not omnipotent too
編導描寫劫匪一黨亦有特色，偷龍轉鳳的陰謀有睇頭，不是求求其其的安排，而且譚耀文一幫人亦有內部矛盾，加上這個人物也擺脫了以往大盜劫匪神通廣大的虛幻型像，描寫頗為富實感，值得一贊，例如在尾段槍戰便頻頻發生計算錯誤的情況。Frequently deployed in attack, the youngster has all the ingredients of a typical brazilian player, being not only fast and enterprising up front, but also adept at dribbling and shaking off her marker
頻繁地組織進攻，這位年輕球員擁有一位典型巴西球員的全部要素，並不僅僅是快和大膽突前，還能調整和搖晃擺脫防守。分享友人