following frequency 中文意思是什麼

following frequency 解釋
跟隨頻率
  • following : adj 1 接著的,其次的。2 後面的;以下的,下述的。3 【航海】(風)後面吹來的;(潮水)後面涌來的。n...
  • frequency : n. 1. 屢次,頻仍,頻繁。2. (脈搏等的)次數,出現率;頻度;【物理學】頻率,周率。
  1. For protective female worker healthy, law set the labor range that female worker prohibits be engaged in, unit of choose and employ persons must not arrange female worker to be engaged in the following these law prohibit the labor that female worker is engaged in : ( 1 ) course of study of mine well dirty ; ( 2 ) silvan industry cutting, put in arris and banish exercise ' s charge ; ( 3 ) " physical labor intensity classifications " the 4th class in the standard the exercise of physical labor intensity ; ( 4 ) the assembly of bldg. scaffold and remove operation, and the altitude wiring of electric power, telegraphic industry works ; ( 5 ) load continuously ( point to load the frequency is in 6 times hourly above ) load every time more than 20 kilograms, discontinuous load load every time more than 25 kilograms exercise

    為了保護女職工的身體健康,法律規定了女職工禁止從事的勞動范圍,用人單位不得安排女職工從事以下這些法律禁止女職工從事的勞動: ( 1 )礦山井下作業; ( 2 )森林業伐木、歸楞及流放作業; ( 3 ) 《體力勞動強度分級》標準中第四級體力勞動強度的作業; ( 4 )建築業腳手架的組裝和拆除作業,以及電力、電信行業的高處架線作業; ( 5 )連續負重(指每小時負重次數在6次以上)每次負重超過20公斤,間斷負重每次負重超過25公斤的作業。
  2. Adopt dual cooperative control technology and frequency automatic following control, the protective performance is more complete and its reliability is much higher, low heat penetrating effect of frequency is good

    200型主要特點:採用雙調控技術,頻率自動跟蹤控制,保護性能更完善,機器可靠性更高,頻率低透熱效果好。
  3. Following this analytical framework, we conducted an investigation into the explicit and conventionalized legal speech acts as used in english legislative discourses in terms of their functions, realization, distribution and frequency. the general pragmatic principles of forensic communication and the features of legal discourses are also discussed in this paper. directed by professor mao junchun

    文章首先簡要地討論了法律語言的一般語用原則、特點和與法律言語行為有關的理論,然後分析了法律言語行為的功能、分類,最後分析了法律言語行為在英語立法語篇中的實施情況以及各類言語行為的分類和分佈。
  4. The core instrument for frequency - following is the pll. the dsp is used to realize the regulating of the dead time on - line

    用鎖相環作為頻率跟蹤的核心器件,根據最佳死區的理論,用dsp實現死區的在線調節。
  5. In the realization of the inverter control circuit, the frequency self - following system with optimal dead time based on dsp is researched

    在逆變控制電路的實現中,研究了基於dsp的具有最佳死區的頻率跟隨控制系統。
  6. Finally, this thesis discussed these following questions : first, the algorithm of used the error image for improving the purpose of the edge detection. secondly, we have transformed the solved question of the first and the second directional derivative to frequency domain and founded they have a single formulae in frequency domain. thirdly, we have described the singular signal and the noise by using the correlations of the neighbor data after wavelet transform

    最後,在傳統的邊緣檢測演算法和小波分析的邊緣檢測演算法之外,對以下幾個方面也進行了一些討論: 1 )利用誤差圖像來提高邊緣檢測效果的演算法; 2 )將求解任意方向的一階、二階方向導數的問題轉換到頻域中去求解,發現在頻域中它們具有簡單易用的公式,使得原來求解任意方向的一階、二階導數的比較困難的問題變得容易實現了。
  7. The empirical analysis, using probit model, showed that the extension efficiency of the technique was obviously affected by following factors : income and cost, yield increase, farmers " age and education, non - agricultural income, farmer ' s social status, distance from town, frequency of farmers " contact with media and agricultural technicians

    運用probit模型對超高茬麥田套稻技術推廣的影響因素進行分析,結果顯示畝增收節本、畝增產量、戶主年齡、戶主受教育時間、非農收入、是否幹部、離鎮距離、媒介頻率、與農技人員接觸次數對該技術的推廣有顯著影響。
  8. This paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌群體數量、分離頻率、類型與分佈及其菌株宿主共生混交性與親和性; ( 2 )評述了根瘤菌宿主植物共生體雙邊固氮改良,包括優良菌株的選育、宿主品種資源共生特性的評價與利用及特異性狀的選擇; ( 3 )討論了我國這一類共生體資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  9. Abstract : this paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    文摘:針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌群體數量、分離頻率、類型與分佈及其菌株宿主共生混交性與親和性; ( 2 )評述了根瘤菌宿主植物共生體雙邊固氮改良,包括優良菌株的選育、宿主品種資源共生特性的評價與利用及特異性狀的選擇; ( 3 )討論了我國這一類共生體資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  10. This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up

    全文共分八章,取得的主要成果及創新點如下: ( 1 )首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理,在考慮如下物理過程和參量的基礎上:光與物質的雙光子相互作用; stokes光的傍軸衍射; langevin (郎茲萬)噪聲源;晶體表面反射和端面反射;增益系數、光束口徑、脈寬和三倍頻光能量密度,推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。
  11. The following is a partial list of lc lowpass filters and their specifications that we have produced, arranged by center frequency

    以下為生產過的lc低通濾波器部分產品規格(按截止頻率排序) 。
  12. It can serve for synchronous spinning reserve, load following, frequency control and synchronous condenser operation. due to the difficulty of quantitative calculation, the typical cases on dynamic function of pumped storage plant are qualitatively analyzed in this paper

    抽水蓄能電站具有運行靈活、啟動迅速的特點,其在電力系統的動」態效益主要表現在緊急事故備用、負荷跟蹤、調頻和同步調相上。
  13. Following, using the experimental methods, the dynamic response of the stiffened conical shells under cosinoidal impulsive loading is studied. the changes of dynamic response of points along circumferential line of the conical shells are analyzed, and the characteristics of dynamic response of points are studied by both the time - domain analytic method and the frequency - domain analytic method

    採用實驗方法研究了加筋圓錐殼在側向餘弦載荷作用下的動力響應,分析了沿環向各點的響應變化,並從時域和頻域分析了它們各點的響應特性。
  14. The main research contents of this dissertation are shown in the following : ( 1 ) introduce one method of use the counting pulse to develop ie measuring system and new method of using the high frequency clock signal to divide the space pulse

    本文主要研究內容如下: ( 1 )系統論述了一個脈沖計數方式的ie測量系統的測量原理,闡述了一個採用高頻的時鐘信號細分空間脈沖的新型細分方法。
  15. From the result we get the following conclusion : for narrow - band signal, the effect of the method based on fft is best. for wide - band signal, when snr is up to certain degree ( higher than - 7db or so ), the curves of square error of modified methods are more obvious and closer to crb. for an echo composed of more than one frequency or direction, space - frequency distribution could show more direct information of frequency and direction, which is more advantaged to make precise judge and estimation for doa of echo

    從估計結果發現,對于窄帶回波信號,基於fft的方法估計性能大大優于其他方法;對于寬帶回波信號,在信噪比達到一定程度(高於約- 7db )時,補償后的幾種估計法的性能改善均比較明顯,誤差曲線越來越接近crb曲線;對于回波中存在多頻率多方位的情況,空間?頻率分布圖能提供較為直觀的頻率及方位信息,因此應用空間?頻率估計法來進行方位估計,更有利於進一步對回波的具體方位進行準確判斷和估計。
  16. During the instantaneous frequency estimation of lfm, there exists some error in the edge, so in the dissertation, a fitting method is proposed to modify it. from the computer simulation, the following result is obtained : for cw, the method based on cwt is most effective, and with the snr rising, the error curve of it is more and more closer to crb. for lfm, the method based on wvd gives the best result, and the effects of cwt and stft are similar for multi - component signal, compared to stft and wvd, cwt is a better choice

    通過模擬發現,在單頻回波的瞬時頻率估計中,基於cwt的方法最為有效,隨著信噪比的提高,其均方誤差曲線越來越接近克拉美?羅界;在線性調頻回波的瞬時頻率估計中, wvd法得到的效果最好,而cwt與stft法的估計效果比較接近;在多分量信號的瞬時頻率估計中,相對于stft和wvd法, cwt法是一個更好的選擇。
  17. According to results of calculations and experiments, main causes that contribute to vibration are founded, then puts forward improving measures of adding deflexed supporting and suspending nogs and making pipelines shunt - wound, finally completes improvement tasks following is the main works completed in this thesis : ( 1 ) this thesis sets up a mathematic model of steam pipelines, using ansys5. 6 limited - unit analyzing software, calculates the ten phase inherent frequency and the foregoing eight phases vibration types of four steam pipelines of the unit before dealt with

    為了解決八零三電廠2號汽輪機四根主蒸汽導汽管道振動的問題,本文建立了相應的計算模型,並根據計算和實測結果,找出了振動的主要原因,提出了加裝偏轉支吊架和管道並聯的改進措施,完成了改造工作。本文主要工作是:建立導汽管計算模型,並應用ansys5 . 6有限元分析軟體,對機組四根導汽管治理前的10階固有頻率和前8階振型進行計算。
  18. This dissertation mainly researches the displaced phase center antenna ( dpca ) technique in the new system, and the contributions are calculated as following : 1. the doppler history is analyzed for the spaceborne bistatic sar, doppler center frequency and doppler fm rate computational methods are studied. summing up is done for the methods of moving target detection and imaging

    本文完成的主要工作有: 1 .分析慢速運動目標信號特徵以及運動目標對sar成像的影響(多普勒中心頻率,多普勒斜率以及距離徙動誤差) ,總結了目前sar運動目標檢測與成像的主要方法。
  19. Principal conclusions were drawn as the following : the non compatibility of pressure or velocity of the gas on both sides of the contact surface is the cause of the formation of shock wave ; the heating effect of reflective shock wave to driving gas during charging or exhausting process is the internal mechanism of peak oscillating effect, and all the factors that influence the formation and the running of the shock wave will influence the peak oscillating frequency, cooling effect

    主要結論如下:熱分離機內激波形成的原因是射氣瞬間接觸面兩側壓力和速度不相容;峰值振蕩效應的內在機制為反射激波對充氣階段的驅動氣或低溫排氣的加熱,凡是影響激波形成及運動的因素都將對峰值振蕩頻率、冷效應及熱效應產生影響;當充、排氣時間比為0 . 1763時,最佳射流激勵頻率出現在高階峰值振蕩頻率上。
  20. Therefore, research on improving the image resolution of sar and isar continuously has been a hot as well important topic. time series echo signal can be decomposed to imfs ( intrinsic mode function ) by emd ( empirical mode decomposition ) algorithm, which is distributed following frequency

    經驗模態分解( emd : empiricalmodedecomposition )方法能夠把時間序列信號分解成有限數目的本徵模態函數( imf : instrinsicmodefunction ) ,分解結果按頻率高低分佈。
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