comparing control 中文意思是什麼

comparing control 解釋
比較控制
  • comparing : 比較的
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  1. Two captive populations could n ' t be defined as separate evolutionary significant units ( esus ) because of lacking of genetic divergence between them, and should be considered as a single esu in the conservation of the species. by comparing the sequences of control region of mitochondrial dna from three species of crocodiles, it is revealed that the smallest genetic diversity exists between alligator sinensis and alligator mississipiensis. a portion of mitochondrial nd4 and cytochrome b gene of 3 species of crocodilian was sequenced

    百年來關于揚子鱷的分類地位存在著很多爭議,本文利用測得的揚子鱷( alligatorsinensis ) 、暹羅鱷( crocodlylussiamensis )和灣鱷( crocodylusporosus )的mtdnand4和cytb基因序列,以及從genbank中獲得密西西比鱷、凱門鱷和海龜( cheloniamydas )的nd4基因和cytb基因相應片段,構建以海龜為外群的系統進化樹。
  2. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次,通過對整個系統諧振頻率變化的分析和研究,設計了以鎖相環cd4046為核心的鎖相環控制電路,同時,在綜合比較鎖相環控制、模糊控制以及模糊控制和鎖相環復合控制三種控制演算法的基礎上,進行了系統模擬,得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能,又擁有模糊控制較好的動態性能,系統魯棒性能好,同時也提高了逆變器的效率。
  3. This paper, on base of analyzing and comparing the correlational measure and control product of domestic home and overseas, achieves real - timely inspecting and measuring every parameter of ergograph with more advance technology of computer measure and control and a method that software can achieve the function in substitute of complex hardware circuit

    本文在分析和比較國內外相關的測控產品的基礎上,採用了較為先進的計算機測控技術,以軟體方法代替以往需要復雜硬體電路才能實現的功能,能夠對測功機的各項參數的實時檢測。
  4. A number of kanamycin resistant transformants were obtained two months later. they were morphologically normal, but grew slower comparing with the control tobacco

    2個月後獲得了一批卡那黴素抗性煙草植株,抗性植株大田生長表型正常,生長速度相對緩慢。
  5. 3. comparing two different engines tested on the dynometer : the hirth2706 equips carburetor system and charge as piston valve, and the hirth3203 equips electronic control fuel injection system and charge as reed valve

    3 、對採用活塞閥進氣、化油器供油方式的hirth2706發動機與採用簧片閥進氣、電控燃油噴射方式的hirth3203發動機進行性能對比臺架試驗。
  6. Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control

    在太沙基和比奧固結理論的基礎上,先分析了此次試驗的經濟性,經核算直接節約投資22 ,經濟效益十分明顯;隨后對真空堆載聯合預壓法加固軟土路基的沉降量進行了估算,並與實測值作對比分析,得出了真空堆載聯合預壓下的沉降量估算公式,能反映「真空」加固過程的變化規律;同時根據現場和室內試驗,分析了軟土強度的變化,以及給出並驗證了工后沉降控制標準。
  7. Determines validity by comparing a specific field in one control to a specific field in another control, using a specifiable comparison operator

    使用可指定的比較運算符來比較某控制項中的特定欄位與另一控制項中的特定欄位,並以此來確定有效性。
  8. The approximate computation method is used in float point computation of system ' s control algorithms on fixed - point dsp after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements output voltaic with low harmonic and high control precision of frequency

    通過從運行時間和佔用空間等方面比較在定點dsp上實現浮點數運算的幾種方法,並選擇了近似計演算法作為系統控制演算法浮點數運算的方法,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和頻率控制精度高的輸出電壓。
  9. In this thesis, the traditional windage analytical method that comparing the actual cost with the planning cost can not control the implementary course of project, an effective project management and control technique which is very popular in nowadays is used for reference - - earned value method basing on performance analyzing, the main aim is to use the earned value exponential to analyze the fluctuant complexion of the time limit and cost for a project, and all the influences made by the fluctuant complexion, and the developing trend of the time limit and cost for a project

    本文提出了傳統的用實際發生成本與計劃成本進行比較,來衡量項目進展情況的偏差分析法不能全面地監控項目實施過程,借鑒了在目前項目管理實踐當中被普遍採用的一種有效的項目管理和控制技術:基於績效分析的掙值法,其根本目的是要使用該掙值指數分析項目工期和項目成本各自出現的變動情況、這些變動所造成的相互影響、項目工期與項目成本的未來發展趨勢。
  10. On the theory, the predictive function control method based on the state space is discussed and the simulation results validate the pfc method ' s advantages on robust and anti - jamming comparing with pid method by computer simulation. the application research includes the application of the software of predictive function control ( apc - pfc ) and the software of the multiple - variables predictive control ( apc - hiecori ). the former were applied in the temperature control chlorinating process and ph control in the process of zymolysis of penicillin, the latter were applied in the advanced control of reclaim equipment of lox in china petroleum & chemical corporation yangzi petrochemical co., ltd

    本文主要從理論和應用兩方面對預測控制方法進行了研究,理論方面主要是從預測函數控制的基本原理出發,研究了一般情況下的基於狀態空間描述的預測函數控制策略,並通過計算機模擬驗證了pfc演算法比常規pid演算法具有更好的魯棒性和抗干擾性:在實際工業過程的應用上,又分為兩類演算法及軟體的應用,預測函數控制策略及apc - pfc軟體的應用主要以聚乙烯氯化過程的溫度控制和青霉素發酵過程的ph值控制為主,多變量預測控制演算法和apc - hiecon軟體的應用主要以揚子石化公司的液化氣回收裝置先進控制為主。
  11. The results showed that every test group had no significant difference in growth speed, feed utilization rate, survival rate, carcass quality of meat duck comparing with the control group

    結果顯示這3種飼料添加劑與對照組相比在肉鴨生長速度、飼料利用率、成活率、屠體品質等方面均無顯著差異。
  12. Because of the strict control to raw materials cost, the careful calculation and strict budgeting for every process in the production flow, our product price remains low level comparing with that of our occupation

    由於我們對原材料成本的嚴格控制和對每項工序在生產流程中的精打細算,使我們的產品價格一直處在同行業中的最低水平。
  13. Financial - components approach focuses on control and differentiates derecognition of transferred asset from recognition of new financial instruments arising from securitization. it is preferable to the traditional mode, but the inconsistencies and inevitable quantities identification also exists in the approach. comparing to this, continuing involvement approach which focuses on " no continuing involvement " and allows the transfer accounted for as part - sale will delimitate that limitations

    美國現行的金融合成分析法將「控制權轉移」作為銷售確認的判斷標準,並且將轉讓資產的終止確認和轉讓所產生的新的金融工具的確認區分開來,克服了傳統會計確認模式的缺陷,但是在具體運用「控制」概念時缺乏內在的一致性,且無法避免「相對數量」的判斷。
  14. The last part of the thesis summarizes the design plan of this system. comparing with the current airfield light dimmer control system, the application prospect of this system is pointed out

    論文的最後部分全面總結了該系統的設計方案,並與現行的機場調光系統進行比較,指出了該系統的應用前景。
  15. This paper conbined with the indoor test and the scene test road, through the synthetical analysis of the factors of influencing densification effect for the densification thickness of filling stone roadbed. the maximum grain size of fill material, densification machinery and densification frequency et al. advanced a control norm of the maximum grain size and piy of compression, established ration evaluating the control standard of densification quality of filling stone roadbed under overload. comparing with result of indoor test and the scene test road, studied on theory of densification in different kinds of stone material and perfected the control system of the densification of filling stone roadbed under overload

    結合室內試驗和現場試驗路的實測數據,通過對填石路基的壓實厚度,填料最大粒徑,壓實機械及壓實遍數等影響壓實效果的因素的綜合分析,提出填石路基的最大粒徑和攤鋪厚度的控制指標,建立定量評定超重載交通下填石路基壓實質量的控制標準,並對照室內試驗和現場試驗結果,研究不同石料條件下的壓實理論,補充完善了填石路基壓實控制指標體系。
  16. However, the cloned promoter had 18 substitution at 18 sites, 22 deletions at 18 sites and 3 insertion at 3 sites between sites 0 - - - 1273 bp which was reported to control temporal - spatial specific expression, and 3 substitution at 3 sites, 6 deletions at 6 sites between - 1095 bp and - 1273 bp, the key functional sequence area, in comparing with known osg6b

    但是與報道的osg6b比較,在決定時空特異性的0 - 1273bp功能區域內,有18處出現18堿基替換, 18處出現22堿基缺失, 3處出現3堿基插入;在核心功能序列區域( - 1095bp - 1273bp )內,有3處出現3堿基替換, 6處出現6堿基缺失。
  17. The third chapter provides evidence that the goal of setting up the organic structure system for the bank supervision and regulation is to effectively use the supervisory resources, by comparing the body of regulatory authorities, internal sections and branches, governing control system is a financial safety net, which consists of the normal means, deposit insurance system and the lender of last resort system

    其中組織機構體系是從監管主體、內部部門和分支機構設置三個層次展開,結論是無論如何設置監管的組織體系目的是監管資源的有效利用。調控管理體系是保護銀行的安全網,它包括一般性方法、存款保險制度和最後貸款人制度,這一部分的結論是為防止道德風險應該在監管中增加市場紀律和私人部門監督的作用。
  18. Comparing with full light treatment ( control ), tr, gs, wue and light saturation point were significantly decreased, ci was increased by shading. so far as curve of light response, seedlings of 2 tree species represented higher photosynthetic capability under shading treatments in the ranges of low light

    和對照的全光照處理相比,遮蔭處理顯著地降低了多脈青岡和金葉含笑的蒸騰速率、氣孔導度、水分利用率和光飽和點,細胞間隙co _ 2濃度在遮蔭條件下顯著上升。
  19. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大量的國內外文獻,對研配液壓機的工作原理及設計結構進行了簡介;對位置同步的控制方法進行了比較分析,提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案;在此基礎上著重對比例閥控非對稱缸建模,最後得到位置控制系統的總體數學模型,從理論上對同步系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸同步誤差、提高系統的動態響應性能;其中控制性能的分析藉助于matlab軟體中的simulink工具箱,由已建立的數學模型形成模擬模型,得到可視化的模擬結果,從而利於交互方式下調整參數,了解不同的參數對系統的影響,優化同步系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓機的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓機動作控製程序,在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。
  20. In the second part of this paper, it makes a detailed analysis among fluid - model - based, smith - principle - based and two - pd - controllers - based by comparing to the method and application of control theory. then it gets the laws to keep the control loop stable. in order to analyze the dynamic and transient characters, three congestion control algorithms mentioned above have been carried out in the nist atm network simulator and the successful outcomes are brought out

    本論文對atm網路abr業務擁塞控制的控制理論演算法進行了總結,簡要分析了其優點和缺點;運用控制理論的分析方法和觀點對基於流體控制模型、史密斯預估控制模型和雙重比例微分控制模型三種擁塞控制演算法加以具體的分析,從而分析了怎樣確保控制環的穩定性;在nistatm網路模擬軟體中嵌入以上三種擁塞控制演算法,從而對演算法的動態和瞬態特性進行模擬分析,以此證明控制演算法的有效性;最後提出了今後atm網路abr業務擁塞控制演算法的發展趨勢。
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