脈沖式地動 的英文怎麼說

中文拼音 [màichōngshìdedòng]
脈沖式地動 英文
impulsive earth motion
  • 脈 : 脈名詞1. （動脈和靜脈的統稱） arteries and veins2. （脈搏的簡稱） pulse 3. （像血管的組織; 連貫成系統的東西） vein
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  1. This paper describes an automatic contest robot from the cctv holding “ the first robot tv contest all over the academician ”, describes the function and the realization of the robot in greater detail. the robot adopts two stepper motors in the stepped driving control system and putting - ball control system like fishing, with the control of at89c52 single - chip microcomputer, it can synchronously produce driving pulse for two stepper motors and control the moving of the robot along the predetermined line

    該競賽機器人採用步進電機作為行走驅動，釣魚桿式的放球控制系統，在at89c52單片機的控制下，分別為左、右步進電機產生脈沖，控制機器人按照預設的固定路線行走，待機器人到達預定的目標位置后，同時控制多個放球機構，從而能分別將賽球準確地放入到比賽圓筒中。
  2. And gave priority to the eular - bernonulli beam model, the simply and convenient analytical resolution for the response of the pipelines under dynamical traffic loads through the impulse function and the congruence method of the vibration form and so on. during the analysis of the chanmical results of the pipelines, the randomicity of the output of the pipelines response was taken into accout. so the stochastic process method was applied to describe the probability characters of the pipelines response, which made the results truer, more veracious

    本文採用eular - bernonulli梁模型和tomosimko梁模型對動力下kelvin粘彈性地基中管道固有振動性狀進行了分析，提出了各力學結果描述的解析式；並以eular - bernonulli梁模型為主，基於脈沖函數、振型迭加法等對管道在動力交通荷載作用下的管道響應問題提出簡單便捷的解析演算法；在管道受力結果的分析中，考慮管道響應輸出的隨機性，將管道響應用隨機過程來描述其概率特徵，使得結果描述更加真實準確。
  3. Aim at to turn a dense oil pump in the movement the metal bellow expansion joint and buffer tank was installed in the dense oil pump export because of the violent vibration and noise cause by the discharge and the pressure pulsation, the result show lowered the vibration and noise availably was obvious

    摘要針對轉子式稠油泵在運行中因流量和壓力脈動所引起的劇烈震動和噪聲，在稠油泵出口安裝金屬伸縮節和緩沖罐，有效地降低了震動和噪聲。
  4. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現場電磁干擾非常嚴重，為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心；採用浮地接入方式消除槽電壓信號中的共模成分；設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾；用最小二乘法進行曲線擬和以降低測量的系統誤差。
  5. In principle, ultrasonic sensors are suspended over a road, which keep emitting pulse signals periodically to nearby and feed back waves to decide existence of any obstacles, thus to detect the speed, height, length, different sizes ( heavy, medium and small ) of moving vehicles and accumulative flow as well as length of motorcade. optionally, it can be applied to multitude driving lanes simultaneously for traffic data. by integrating and analyzing these measured data, the necessary figures concerning traffic flow may be obtained, which are fundamental basis guiding road buildings

    本課題設計的是一種懸掛式超聲波車流多信息檢測器，通過懸掛于路面上方的超聲波探頭向路面周期性地發射脈沖信號，利用地面回波來判斷遮擋物地存在，可用於檢測行駛中的機動車車速、車高、車長、大中小分型以及累計車流量、車隊長度等信息，並可用於多個車道車流信息的同時檢測，綜合這些測量參數可獲得車流量的必要數據，可為公路建設提供必要的基礎依據。
  6. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析，描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現，此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備，該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能，同時該設備的驅動程序基於wdm模式，並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面，能夠方便地運行在windows98 / 2000 / xp操作系統平臺上，具有實時性強、工作穩定、通用性較好和性價比高等特點。
  7. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn的同步脈沖發放和側抑制特性，提出了基於改進型pcnn的圖像凹點檢測演算法，該演算法是一種自適應而有效的圖像凹點檢測方法，並且較好地模擬了人類視覺系統；然後，結合信息傳遞和信息耦合特性，將pcnn擴展成pcnns （ pcnn網路群） ，提出了一種基於pcnns的圖像融合演算法，能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中，有效模擬了人類視覺系統；另外，結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性，開拓地將pcnn用於模式分類中，提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法，前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類，而後者能夠消除訓練樣本中刺點對分類的影響；最後，結合累積差分圖像思想、 pcnn波的形成與傳播特性，通過各神經元之間連接取向來選擇與控制自動波的流向，將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。
  8. The results from the calculation and simulation indicate that this thyristor trigger has had a wide triggering angle, high controlling precision and better symmetry output pulses, whereby obviously improving the dynamic performances of the digital - type trigger and overcoming some defects in traditional triggering electric circuit in such a way as to satisfy the requirements by the diqital controlling equipment with high power and reliability

    計算和模擬結果表明，該觸發器的觸發角范圍大、控制精度高、輸出脈沖對稱度好，明顯地提高了數字式觸發器的動態性能，並克服了傳統觸發電路的一些缺陷，可滿足大功率和高可靠性數字控制設備的要求。
  9. The paper discusses the work princinple of ldcsm, adopts singlechip as core control cell, puts forward two kinds of control schemes, analyzes and study the technique scheme, hardware and software design of each control system separately in detail, on the basis of the centralized winding electrifying trait and pulse stepping control method of two phase hybrid linear dc step motor ( hdclsm )

    論文在討論了直線直流步進電動機工作機理的基礎上，根據兩相混合式直線直流步進電動機（ hdclsm ）集中繞組的通電特點和脈沖步進控制方法，採用單片機為核心控制單元，提出了兩種數字控制方案，分別就每種控制系統技術方案、硬體電路、控制軟體設計等技術內容進行了詳細地分析和研究。
  10. Some valuable conclusions are summarized by theoretical analysis and simulation experiments : from the side of signal processing, pulse jamming can be deleted by the method of time - domain sliding window accumulation and can be restored by interpolative prediction. ; gauss white nose can be attenuated while jamming disperse point - target by the method of time - frequency analysis in time - frequency domain. ; radio frequency noise jamming can be deleted by the method of average range frequency spectrum and notching in frequency domain

    通過大量的理論分析和模擬實驗，得到了一批具有一定價值的結論：從信號處理的角度出發，對于脈沖式干擾，能夠運用時域滑動窗口積累的方法去掉，並且通過預測插值得到較好的恢復；對于高斯白噪聲干擾，在時頻變換域內應用時頻分析方法可減小其對分散點目標的干擾；對于射頻噪聲，通過平均距離頻頻法和頻域陷波的方法可以去掉；從改變合成孔徑雷達系統角度出發，類似雙基地雷達能夠避免各種干擾，對發射信號進行調幅，調相以及改變調頻斜率都是較好的抗干擾方法。
  11. Based on the transform of coordinate and principle of superposition, a generalized integral formula dealing with moving load problem is established. an impulse response function used in the integral is obtained by means of laplace and hankel transform

    在論文中，基於線性系統的疊加原理和坐標變換，建立了求解移動荷載作用下粘彈性地基板的動力響應積分公式，把運動荷載問題轉化為獲取位移脈沖響應函數。
  12. Then on one hand, author makes researches of anti - jamming against pulse jamming 、 gauss white noise jamming and radio frequency noise jamming from the side of signal processing. author exercises much signal processing knowledge of time - domain sliding window accumulation 、 wavelet analysis 、 time - frequency analysis and linear prediction and carries out many simulation experiments. on the other hand, author proposes the anti - jamming methods of using a sar similar to double - base radar and modulating the amplitude 、 the phase of emission signal and changing the frequency modulation slope from the side of changing sar system model

    作者首先提出了合成孔徑雷達抗干擾的定義、分類以及評價抗干擾方法好壞的主客觀標準；然後，一方面從信號處理的角度出發對脈沖式干擾、高斯白噪聲干擾以及射頻噪聲干擾進行了抗干擾研究，其中運用了時域滑動窗口積累，小波分析，時頻分析以及線性預測等信號處理知識，做了大量的模擬實驗；另一方面，本文基於改變合成孔徑雷達系統模式提出了利用類似雙基地雷達來抗干擾，以及對發射信號進行調幅、調相以及改變調頻斜率來抗干擾，同樣做了相應的模擬實驗。
  13. As an electromechanical element, which can transform digital electrical pulse signal into mechanical angle displacement, the stepper motor takes the advantage that it can work well in the open loop system, and is widely used in different kinds of control system

    作為一種將數字式脈沖信號轉換成機械角位移的機電執行元件，步進電機的主要優點是能在開環系統中較好地工作，因此，它作為驅動元件廣泛地應用於各種控制系統中。
  14. With a simplified homogeneous dam body - basement model, during the ground pulse motion, the dams " dynamic responses are analyzed separately with established program and decoupled solution in which explicit finite - element movation solution is combined with multi - transmitting formula

    本文利用簡化均質壩體?壩基體系模型，用已有程序及波動顯式有限元結合多次透射公式的解耦演算法計算了在脈沖地震動作用下該壩體模型的動力反應。
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