預制波形的 的英文怎麼說
中文拼音 [yùzhìbōxíngde]
預制波形的
英文
vorgewellt prewaved- 預 : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 的 : 4次方是 The fourth power of 2 is direction
- 波形 : [物理學] wave form; shape; wave pattern; wave profile
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Software part want function that realize : through interrupt service routine gather and come out regularly ecg signal, store among computer in the form of the binary scale ; data compress programme should realize to ecg signal pretreatment and compress of signal, narrow the storing amount of the data, save the space ; case information management system realize patient information and heart telecommunication file of interest, keep and in the data base, can show the ecg signal wave form at the screen of the computer directly data that gather. and has offered and type and report the single function
軟體部分所要實現的功能為:通過中斷服務程序把心電信號定時採集出來,以二進制的形式存儲在計算機中;數據壓縮程序應實現對心電信號的預處理和壓縮,縮小數據存儲量,節省空間;病例信息管理系統實現患者個人信息和心電信息的存檔,把採集的數據保存作數據庫中,能夠將心電波形直接顯示在計算機屏幕上,並提供列印報告單的功能。This dissertation is the expanding of the military project of ‘ 95 ’ advance research, a novel multi - modulation technique designing radar signal waveform is introduced on the links with the project of the national natural science fundation of china ( nsfc ), named " produce and process the multi - modulation signal of the sensor with strong detectability and identifiability ". based on the analysis of the equal - probability - distributing fsk / psk multi - modulation signal, we construct a new pseudo - random fsk / psk multi - modulation signal and we design and simulink on the computer the partly - matched processing signal of this signal. the purpose of the design is to construct a processing signal to combine with the pseudo - random fsk / psk multi - modulation signal, so that we could get a strong response of the target
本論文是『九五』軍事預研項目「低截獲概率雷達波形研究」的擴展與深入,同時結合國家自然科學基金項目「強探測強識別傳感器新型復合調制信號產生及處理」展開。在分析等概率分佈的fsk / psk復合調制信號的基礎上,構造了一種新的偽隨機fsk / psk復合調制信號及其非完全匹配處理的設計及模擬。設計的目的是能對偽隨機fsk / psk復合調制信號進行處理的處理信號,以期獲得對所探測目標信息的強探測。Hydraulic pile hammer is one of the pile driving machines that drive prefabricated piles into the ground in the construction of pile foundation such as construction, bridge, dock, etc. with the development of science and technology, the prefabricated pile driving machines evolve from block hammer, steam - hammer, diesel hammer to hydraulic hammer. hydraulic pile hammer is one of ideal prefabricated pile driving machines because it can adjust stress waveform, decrease stress peak value, prolong effectual action when it drives piles. hydraulic pile hammer is used widely and formed series in developed countries now
液壓打樁錘是用於建築、橋梁、碼頭等樁基礎施工中打入預制樁的樁工機械。隨著科學技術的進步,預制樁施工機械由落錘、汽錘、柴油錘,發展到了液壓打樁錘。用液壓打樁錘打樁,可以調整撞擊應力波波形,減小應力峰值,延長有效作用時間,是一種比較理想的預制樁施工機械,目前在發達國家已被廣泛使用,並形成了系列化。A serious one, under balanced budget, because the different effect of fiscal multiplier will make the market spontaneous fluctuation that mechanism produce form a kind of vicious circle, thus aggravate the existing fluctuation
更為嚴重的是,在平衡預算下,由於財政的稅收與支出乘數的不同效應會使這種市場自發機制產生的波動形成一種惡性循環,從而加劇原有的波動。The signal testing unit examines directly the production parameter - the belt " s velocity and sends out electrical signal similar to sine wave. the signal handling and analyzing unit disposes of the sensor " s output signal by amplifying, plasticisering a / d transforming and measuring and displays it digitally. after the alarming and controlling unit compares the testing signal with the standard one and analyses, it will show the normal production situation or alarm at the abnormal state and control the related equipments if it is necessary
信號檢測單元直接檢測皮帶速度,並輸出近似正弦波的電信號:信號處理與分析單元對傳感器輸出信號進行放大、整形、 a d轉換和計算等處理,並進行數字顯示;預警、報警、控制單元將信號與標準信號進行比較,經分析后顯示正常狀態或對異常狀態進行聲、光預警、報警。According to the test conditions, the double polarity inputting mode is adopted in the circuit of voltage - frequency converting part ; storage batteries are used in the optical emission part of optical fibre isolating and transmitting device, that can guarantee isolation between the main circuit and the testing system ; the 89c51 singlechip is used in the singlechip testing - controlling unit, the peripheral circuits are extended, data are transmitted through the serial port in this part ; the p opular software delphi5. 0 is used in the pc part, the communication between singlechip and pc by serial port, plotting of current wave, regulation of data ; the optical - electrical isolating and triggering are used in the controlling part, this can guarantee the veracity and reliability of breakers triggered, this triggering mode is also used in the triggering of the main closing breaker, the tested breaker and the assistant breaker, the triggering signals are sent out by a singlechip
壓頻轉換部分電路中根據實際情況採用了雙極性輸入方式;光纖隔離傳輸裝置的光發射部分電源採用了蓄電池供電,確保了主迴路與測試迴路的完全隔離;單片機測控部分採用了89c51單片機,擴充了外圍電路,通過串口向pc機傳送數據; pc機與單片機之間的串口通訊、波形繪制、數據管理等都採用了軟體delphi5 . 0編寫。該測試系統中預留了輸出口,可以對合成迴路中的主合閘開關、被試開關、輔助開關進行觸發,信號由單片機發出,控制部分採用了光電耦合隔離觸發的方法。軟體設計主要集中在對電流信號的數據採集、數據處理、數據傳送、人機界面、波形繪制和數據管理,軟體部分又可分為單片機和pc機程序設計兩大部分。Inspection and preventation control of plate undee distortion after welding
板材焊后波浪變形的檢驗及預防控制This dissertation has studied the structural model and model predictive control ( mpc ) algorithm that was first implemented for the structural vibration control of the tall building under earthquake excitation. based on analyzing structural motion equation and the state space form equation of the earthquake - excited structural model of the tall building, predictive model and control objective functions are defined and the mpc system of the tall building is set up
本文主要研究高層建築結構振動控制的結構模型和預測控制演算法,首次將預測控制應用到高層建築結構地震反應控制中,在分析受地震波激勵的高層建築結構模型的運動方程及其狀態空間形式方程的基礎上,確定預測模型和控制目標函數,建立高層建築結構預測控制系統,從理論上對預測控制在高層建築結構振動控制中的應用進行研究。Although dm can also solve the modulation time error, but the output waveforms can ’ t reach the industrial standard ( total harmonic distortion thd ). considering this, a new control strategy called current optimal control ( coc ) is presented in paper. coc is that system samples the output value real time, comparing with expected value, considering all switching actions available then draw a concluding to decide which way would be fastest and best way to render system smooth
針對這一缺點,本文提出了一種更好的控制策略,電流最優delta調制,它是在電流滯環控制的基礎上,根據電路的輸出信號來分析,考慮所有可能的逆變器動作來決定選用哪一種開關轉換方式能最快最平穩地達到預期值,採用的是一種電流預測控制手段,從而使輸出波形的紋波最小。The difference of ownership structure and the scale of capital stock form the differentia of dividend distribution. the above problems caused the following elements : the abnormal stock market, the immature market, the government interference and organization investors displacement, is the main reason to fluctuate running stock market. ownership centralized too excessively to shape the effective corporate governance structure
產生這些問題的原因主要是:股市運行不規范,市場不成熟,政府干預過多;機構投資者錯位,是造成股市波動的重要原因;股權過于集中,難以形成有效的公司治理結構;過分強調籌資功能,企業忽視轉機建制工作;股利政策不科學、不理性,股利決策帶有很大的隨意性、盲目性。This paper discussed the theory of switching - node preset optimal spwm detailedly, and got the solution of 9 waves, 13 waves, and 17 waves switching - node preset optimum spwm control strategy. furthermore, by means of raising the switching frequency, the quality of output voltage can be promoted, the resonate frequency of output filter can also be raised, which made the inverter smaller volume and lighter weight and more efficient
本文首先對開關點預置最優spwm控制策略進行了深入研究,分別求解出了九塊波、十三塊波、十七塊波等情況下的最優spwm控制的開關角,並討論了在提高開關頻率之後進一步優化輸出濾波器設計,在保障系統效率的前提下,提高輸出波形質量和減小濾波器的體積重量。We highlight the key points of this dissertation at the end of this charter. in chapter 2, a modified projection transformation method is presented, which utilizes preliminary estimation of interference doa. it is demonstrated that the side lobe performance of adapted antenna patterns can be significantly improved with this method and increased convergence rate of adaptive algorithm when the array manifold is not known exactly
針對投影預變換在大信噪比時性能下降的缺點,提出了一種改進的基於投影預變換自適應波束形成演算法,通過對陣列協方差矩陣進行降維處理,既可抑制擾動誤差又可降低運算量,增強陣列的sinr輸出,具有良好的波束合成性能和較快收斂速度。But how to predict its reflected characteristics and equivalent electric and magnetic ( em ) parameters from components of the mixed material containing iron fibers, and how to make sure absorbing material ' s components from the required reflected characteristics, still has n ' t a viable method and calculating program. the purpose of this paper includes three contents. one is to research a method that we can calculate the oriented iron fiber mixture ' s em parameters from it ' s components
但是對于如何從塗料的配方預測其反射特性和等效電磁參數、並根據對反射特性的要求制定鐵纖維吸波塗料配方還沒有一套可行的方法和計算程序,本論文的目的是研究出一套根據塗料的配方求解定向鐵纖維混合物的等效電磁參數的方法,提供實用的計算機程序,並對混合物的等效電磁參數與鐵纖維的形貌、含量的關系進行分析,得出一些規律性的結論。分享友人