脈沖數 的英文怎麼說
中文拼音 [màichōngshǔ]
脈沖數
英文
pulse count-
We took a lot of data of corona pulses from the laboratory and field by using the detecting device. we got the corona finger prints for both the good insulators and the faulty insulators by statistic of the data
本文利用檢測裝置,在實驗室和現場分別採集了大量電暈脈沖數據,統計分析了有、無不良絕緣子時電暈信號的譜圖特徵。Eev should be selected for various refrigeration systems according to the thermal properties of refrigerants ; the discharge coefficient of eev is sensitive to the aperture and impulse quantity of eev ; when the eev structure is made, the discharge coefficient goes up with the lowering of evaporation temperature or goes down with the hoisting of the condensation temperature. it is le
對于不同工質的冷藏集裝箱製冷系統,電子膨脹閥應該根據具體製冷劑的熱力性質選取;電子膨脹閥流量系數對孔徑和脈沖數比較敏感;在結構固定時,流量系數隨蒸發溫度的降低而升高,隨冷凝溫度的增加而增大,受過冷度變化的影響較小;電子膨脹閥的容量受孔徑影響最大。( 2000 ). the neutron irradiation is assumed to derive primarily by the reaction 13c ( a, n ) i60 with a minor contribution from the marginal burning of 22ne through the channel 22ne ( a n ) 23mg in the final, high temprature phase of each flash. and we considered the influence of the various parameters such as the initial core mass, the envelope mass, the mass - loss rate, the overlap factor and the delution factor etc., and we vary their value with the pulse number
本文採用分叉s -過程反應通道,以~ ( 13 ) c ( , n ) ~ ( 16 ) o 、 ~ ( 22 ) ne ( , n ) ~ ( 25 ) mg為雙脈沖中子源,用最新的中子俘獲截面,利用gallino和busso等人給出的agb星三殼層核合成模型,考慮到核心質量、挖掘程度、重疊因子、稀釋因子及星風質量損失率隨脈沖數的變化,詳細計算和研究了各個金屬豐度情況下的3m 。An intensity modulated fiber optic micro - accelerometer with a digitally feedback circuit is designed. this sensor employs a graded index lens with a reflective coating on one end and measures the relative displacement between the lens and a pair of optical fibers
在本系統中設計了脈沖數字式再平衡迴路,使得該微型光纖加速度傳感器和一般的光纖傳感器相比,又具有動、靜態性能較好,精度、穩定性較高等優點。The technical characteristics of pulse generating are analyzed, a feasible pulse generating method is given and also the system structure of hardware is presented
本文分析了脈沖發生技術的特點,提出了一套切實可行的脈沖信號的產生方式,並制訂出一套實現脈沖/數據數字波形產生的解決方案。The processes and characters of synthesis reaction for ni / al and ti / al under the influence of high intensity of pulsating electric current are researched. the characters of organization and structure of products under different parameters such as charge voltage, charge capacitance, pulsating electric current, pulsating amounts and pulsating duration are summarized
對高密度脈沖電流下ni al 、 ti al的反應特點進行了分析,總結了在不同的充電電壓、充電電容、脈沖電流、脈沖數量、脈沖持續時間等參數下,反應產物的組織與結構特點。A novel method for the radar full pulse data analysis, called the extremum sequence analysis method, is put forward
摘要針對脈沖雷達提出了一種新的雷達信號全脈沖數據分析演算法極值序列分析法。We build a close vibration compensation system which can successfully achieve the measurement of interference fringes movement and - vibration compensation. it puts forward pre - setting fill - in pulses method to implement phase shifting with the same pzt. with this new method, the interference fringe can be stabilized at any pre - setting phase position
提出了填充脈沖數預設定的方法,可以將干涉條紋鎖定在任意設定的位相位置,實現了用pzt同時實現振動補償和移相測量;深入分析討論了pzt的延遲問題,創造性地提出了用多次逼近補償的辦法,給出了反饋補償的演算法,解決了補償過程中存在的系統不穩定和過補償的問題。With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones
通過建立速度跟蹤束流的數學模型,較好地解決了速度跟蹤束流的實時性問題;通過採取用電流模擬量控制變頻器和分段線性處理的辦法,成功地解決了速度精度問題(誤差在士1 %內) ;通過檢測接近開關觸發的脈沖數,適時校核所有小車位置,消除各車之間距離計算誤差,從而很好地解決了距離累計計算誤差。Petroleum liquids and gases. fidelity and security of dynamic measurement. cabled transmission of electric and or electronic pulsed data
石油液體和氣體.動態測量的逼真度和可靠性.電脈沖數據和或電子脈沖數據的電纜傳輸Comparing the different design method of the asic, we decide to realize our design through fpga. then, we analyze the main function of the data - collecting device which include pulse signal collecting, counting the pulse according to different time, display, storage, communicating, remote control and so on. according to some technology rules, we design the asic through verilog hdl
根據抄表器所需實現的表計脈沖數據採集、計量數據的分時段管理、顯示控制、數據存儲及通訊管理、遠程控制的管理等功能,結合現有的一些技術規范,用veriloghdl實現抄表器的硬體電路描述。The second part brings forward a new ar - model - based arm detection method based on features of arm and characteristics of velocity and acceleration of the radar echoes. by establishing two - order ar models, this new detection method computes the poles of models representing different targets, thus estimates the acceleration of the targets so as to determine the nature of the targets. furthermore, this method can not only be applied when the arm is being tracked by radar, but also be put into use in radar ’ s seeking and scanning times
第二部分則是根據反輻射導彈( arm )的特點及其雷達回波信號中速度、加速度等特徵,提出了一種新的基於ar模型的arm檢測演算法,該方法通過建立二階ar模型、估計代表不同目標的模型極點,並由此估算目標加速度來判斷目標性質,該方法不僅可以在雷達已跟蹤上arm后採用,而且適用於雷達搜索掃描時使用,模擬結果表明該方法具有解析度高,對雷達脈沖重復頻率( pulserepetitionfrequency , prf )及積累脈沖數要求不高的特點,在低的prf及少的積累脈沖下,利用該方法仍可有效地識別檢測arm 。Since it has the advantage of no moving components, impulse signal output, strong medium adaptability, high measurement accuracy, wide measurement range, low - pressure drop, no zero drift and easy to maintenance, it is wide accepted that the vortex type fluid oscillatory flowmeter is ideal flowmeter in the measurement of gas, liquid, steam and mix / corrosive fluid
這類的流量計兼有無運動部件,脈沖數字輸出,計量不受被測流體性質影響,測量準確度較高,量程比寬,無零點漂移,壓力損失小,便於安裝維護等優點,是測量氣體,液體,蒸汽,混合型和腐蝕性流體的理想的流量計。Ppg pulses per gallon
每加侖脈沖數Pulse per second pps
每秒脈沖數Using kh9300 electronic counter to implement pulse data acquisition
9300定時計數板實現脈沖數據採集Based on the importance of pulse / pattern generator, the work of this dissertation comes from the project “ high speed pulse / pattern generator ”, which is taken on by the university of electronic science and technology of china. the dissertation focuses on the process of pulse generating, and its main task is to generate pulse waveforms with adjustable parameters ( including period, pulse delay, pulse width and etc )
基於研發脈沖/數據發生器的重要性,結合電子科技大學承擔的科研項目「脈沖/數據發生器」 ,本文圍繞脈沖的產生的過程進行展開研究,主要任務是實現具有各種參數(包括周期、脈沖延遲、脈沖寬度等)可調的脈沖數字波形。On the interface of human _ machine, we adopt a kind of programmable terminal - mpt002, with this device we can set the circular periods, count number, start dropping and end dropping lay time
人機界面方面,我們選擇了一種可編程終端? mpt002 ,通過該終端可以根據需要隨時動態修改循環周期、計數脈沖數以及開始、停止滴墨的延時時間。Study on a electro - hydraulic servo control system with the on - off valves of the drill boom positioning mechanism of drilling robot
鑿巖鉆車脈沖數控式電液伺服系統的研究And some emulational results are given. these improved methods consist amplitude and phase compensate of fixed cancellation. at last we introduce a processing method of radar moving target indication all by adsp21062
提出了相控陣雷達中一個波束位置發射脈沖數少時實現雜波抑制時對固定對消進行相位和幅度補償的改進方法。分享友人