脈沖計次 的英文怎麼說

中文拼音 [màichōng]
脈沖計次 英文
pulse metering
  • : 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
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  1. Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth

    研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理;首定量研究193nm準分子激光高斯光束的切削量與能量密度的關系,算單個激光角膜切削量;發現了角膜曲率對切削效果的影響,首提出了角膜曲率半徑、切削位置與切削深度的關系;首定量確定了激光光斑參數及其排列方式對術后角膜表面粗糙度的影響,為更精確實現角膜切削和提高切削后角膜表面光潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。
  2. Second, the results of theory analysis and simulation research show that the output of one cycle controlled bridge switching power amplifier have dc offset because of the nonideal characteristic of reset signal. the magnitude of output dc offset voltage is proportional to width of reset pulse. a voltage compensation technique is used to solve this question, and the computation formula of compensation voltage is gived. the circuit compensated and not are researched through simulation and experiment, which results show that compensated circuit solve the output dc offset effectively

    ,理論分析和模擬研究結果表明,由於復位的非理想特性,單周控制的全橋開關功率放大器輸出端存在直流偏置問題,其大小與復位的寬度成正比。針對輸出直流偏置問題,提出了電壓補償的改進方案,給出了補償電壓的具體算公式。對補償前和補償后的方案進行了對比模擬研究和實驗研究。
  3. The counter output, which represents a binary number, decreases by 1 any time the counter is triggered by a pulse.

    每當數器被時鐘觸發一時,數器輸出的二進制數便累減1。
  4. The counter output, which represents a binary number, decreases by 1 any time the counter is triggered by a pulse

    每當數器被時鐘觸發一時,數器輸出的二進制數便累減1 。
  5. Several key techniques of carving and milling machine cnc system are deeply studied they include : the transformation, data rebuild and interface design of huge volume nc program produced by cam ; the algorithm of cubic parametric spline pre _ interpolation and high speed real time interpolation in the cnc system, which. will gain a much higher surface precision and cutting speed ; methodology and algorithm of movement velocity acceleration control on a real time forecast _ and _ prejudge basis is designed. therefore, a smooth movement is insured. the shake and noise problem caused by non _ uniform pules for driving stepping or servo motor is solved by an improving algorithm to generate uniform pules

    同時,本文對基於統一的pc平臺的雕銑機數控系統中的幾項關鍵技術進行了深入的研究,包括: cam生成加工程序的傳送、接收、讀取及其加工鏈表的生成和實時重構;對cam生成的離散數據進行三參數樣條插值和基於累加弦長的三參數樣條插補控制,保證加工工件表面的精度和光順性;設具有「前瞻」功能的自動升降速控制方法,保證加工過程的平穩性;通過均勻化,有效地解決加工過程中因為不均勻而引起的震動問題。
  6. Secondly, this dissertation analyses the method of waveform designing and processing for three hybrid pulse compression signals. the combined signals are improved on the characteristic than the single modulation mode

    ,本文分析了三種組合壓縮信號的設和處理方法,合成信號的性能較以前的單一信號有很大改善。
  7. By inputting impulsive excitation, the dynamic simulation of vertical wheel / rail force, wheel / rail contact stress and accelerations of axle and bogie frame for resilient wheelset system is carried out and the results are analyzed and compared with the system of rigid wheelset. in additions, the stiffness of rubber is optimized

    通過輸入型激擾,對彈性輪對車輛軌道垂向耦合系統進行了輪軌力、輪軌接觸壓力和車軸及構架加速度的動力學模擬,並與剛性輪對車輛的算結果進行了比較和分析,優化了橡膠的剛度。
  8. Given that code displayed above and a buffer that we can overflow as dissected in the previous installment, how do we combine these two pieces to get the intended result

    我們最喜歡的一種方法涉及使用電子geiger數器,每當它檢測到放射性衰變時,它就會生成一個。衰變之間的時間是一個實足的、純粹的隨機部分。
  9. Firstly, the paper discusses the characters, principles of excimer laser, and study on pulse discharge process. secondly, for the purpose of designing excimer laser, i spent a lot of time to researsh and finish electrode designing, reducing circuit inductance, spark gap designing, ns discharge, uv preionization, glow discharge

    本論文首先對準分子激光特點,原理,放電進行了評述,其,以試制xecl準分子激光器為目的,探索並完成了電極設、迴路電感減小方法、火花開關設、 ns陡前沿放電、紫外預電離、輝光放電、功率技術研究。
  10. For this reasons, this paper advances a new mssr responder which is based on fpga and dsp according to the idea of softwear radio

    針對這些缺陷,借鑒軟體無線電思想,本文設了一種基於fpga和dsp為平臺的單雷達應答信號處理器系統。
  11. Furthermore, it discusses how to improve the reliability and consistency of the system and how to design the constraint files of place and route. at the present, we have tested this responder system roundly. this system is reliable steady and highly accurate and meet our expectant aim

    目前,本論文介紹的單監視雷達應答信號處理器已經完成全方面的測試,系統具有較高的可靠性、穩定性和系統精度,滿足設要求,達到了預期的目的,可以應用於單雷達接收機上。
  12. A sufficient condition of quadratic stability for the impulsive and switched systems is given with a switching law by way of convex combination and single lyapunov function

    在有限個備選狀態反饋控制器的條件下,利用凸組合技術和李雅普諾夫函數等方法,給出切換線性廣義系統二穩定的充分條件及切換律的設
  13. Secondly, based on the theoretical analysis and the simulation by the ads and hfss, the millimeter short pulse detector and modulator have been successfully fulfilled

    對毫米波短檢波器和調制器進行了理論研究,並利用ads軟體和hfss軟體對相關組件進行了分析、模擬和設
  14. The principles of filtering, wavelet - denoise and integral algorithms to pick up the tilting pulse ( filtering - delay - compensation signal ) are discussed. especially, a " high - in & low - out " method is presented to determine the thresholds in the three algorithms ; it is very robust and adaptable. in the end, the performance of the three algorithms is compared to each other based on the process of total data of one test - on - line

    分別設了濾波法、小波去噪法和積分法來提取傾擺(濾波延時補償信號) ,論述了這三種演算法提取傾擺的原理,提出了一種魯棒性好、適應性強的「高進低出」法來確定三種提取傾擺演算法中的門限值:最後用這三種演算法對一線路試驗的全部數據進行了處理,並比較了各種演算法的特點。
  15. Level 1 - releases 4 pulses every second, and each pulse deals 12. 5 damage. total 800 damage

    一級-每秒釋放4,每造成12 . 5點的傷害,持續8秒,總造成400點的傷害。
  16. The system is based on ultrasonic multiple pulse - echo principle, the control circuit of sonic circulation, can improve the precision of measurement by extending the time of detection

    本系統以超聲波多反射法測距原理為基礎,設聲循環反射控制電路,達到以延長測量時間為代價提高測量精度的目的。
  17. So it is essential to diminish the errors and enhance its anti - jamming ability. an innovative method of measuring pipeline thickness based on power spectral evaluation computing has been put forward. besides, experiments on the on - line measurement have yielded good results, proving the veracity and reliability of the measurement

    介紹了為減小系統的測量誤差、提高系統抗干擾能力而進行的對超聲波回波信號的分析研究工作,創新地提出了一種基於對超聲反射回波功率譜估的超聲測厚方法,並通過實驗證明了該方法用於在線檢測的準確性與可靠性。
  18. Because the noises in ir images changes slowly and its frequency components con - centrate on the range of low frequency. the wgos is used to suppressing background and noises. just for the three origin images in this dissertation, the global threshold in the algorithm is enough to divide up targets from the background

    紅外圖像的噪聲通常為噪聲,具有高頻特性;而紅外圖像的背景變換比較緩慢,其頻譜成分多集中在低頻區域,所以本文在對圖像特性分析的基礎上,設改進了基於加權廣義序統濾波器的背景抑制的演算法。
  19. The author pays more attention to the analysis and design on the following sub - circuits : oscillator, comparator, hysteresis comparator, chip enable, etc. on completing the principle analysis and circuit design, the sub - circuits and whole chip circuit are verified with the eda tools hspice

    在電路設中,作者基於升壓型dc / dc變換器和離散頻率調制方式的基本原理並根據電路功能的需要,進行了控制電路的總體結構設和子電路模塊設
  20. A proper t - s fuzzy model is adopted to describe the complex nonlinear system. based on the method of local linearization, the idea of generalized predictive control ( gpc ) and the definition of finite impulse response are utilized to design the novel control strategy. the new method not only is different from the common predictive pid control, but also solves the problem that the system ' s order is restricted in the reported papers

    該方法採用ts模糊模型來描述復雜的非線性系統,同時在局部線性化基礎上結合廣義預測控制的思想和有限響應濾波器的定義,提出了一類新型的模糊預測pid控制器的實現方法,該方法不僅有別於一般的預測pid控制器的設,而且解決了一般預測pid控制器設當中對系統模型階的限制問題,從而將其推廣到了一類更廣泛的系統。
分享友人