performance criterion 中文意思是什麼

performance criterion 解釋
性能標準
  • performance : n. 1. 執行,實行,履行;完成;實現;償還。2. 行為,動作,行動;工作。3. 性能;特性。4. 功績;成績。5. 演奏;彈奏;演出;(馴獸等的)表演;把戲。6. 【物理學】演績。
  • criterion : n. (pl. -ria) (評判等的)標準,準則。
  1. The present work is to develop a new high performance single component waterproofing construction putty powder with cement fly asb quartz powder cmc and pp fiber as its main constitutes. its result can be a basis to popularize cement putty and a reference to establish national criterion. firstly, the influence of some major materials on the basic performances of putty was studied, and find the major constitutes and mix proportion, simultaneity, the principle to select element is cheap unpolluted and comprehensive

    為了提高建築工程的裝修質量以及適應我國當前建築事業的發展要求,本文選用水泥、粉煤灰、石英粉等常用建材並摻入適量纖維素、聚丙烯纖維及助劑配製出一種高性能單組分且具防水性的新型水泥基膩子,成本低廉且符合環保要求,其成果可作為推廣水泥基膩子產品應用的依據,並對國家外墻膩子行業標準的制定提供參考。
  2. After validating their performance, the adjudicating panel selected 3 best performing schools to receive " outstanding awards " in respect of each criterion i. e. 12 awards. finally, all the " outstanding awards " fell into the hands of 5 pre - schools. the final result is listed below

    在核實學校的表現后,評審團在四個范疇各選出表現最佳的三間學校,所有12個最傑出表現獎獎項由五間學校所囊括,名單如下:
  3. This paper related to a practical project that a high school is big bay building with teaching, experiment and studying, aim at the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), and the building loading much ( the building " self - weight is over the 9. 0 kn / m2 ). compared to r. c. rectangle columns, studying the aseismic performance of the r. c. special - shaped columns pure frame structure, the r. c. special - shaped columns frame - truss structure and the r. c. special - shaped columns frame - shear wall structure

    本文,結合某中學大開間教學實驗綜合樓的具體工程,就抗震設防烈度較高地區( 8度)和抗震不利的建築場地(類場地) ,並且建築物所受荷載較大的情況(建築物自重超過9 . 0kn m ~ 2 ) ,通過與矩形柱分析比較的方式,研究了異型柱純框架結構、異型柱框架-桁架結構,以及異型柱框架-剪力墻結構的抗震性能。
  4. The highlights of this paper include : hoop toughness criterion for longitudinal heat checking of tool joint was introduced firstly ; failure criterion for crescent - shaped wear casing was established according to the results of full - scale collapse tests ; new - typed alloy for hardbanding of tool joint was developed, its property has showed good performance in the tests

    本文的主要創新點在於:以現場失效案例分析為基礎,提出了鉆桿接頭縱向熱裂的橫向韌性判據;通過對已磨損套管的實物擠毀試驗研究,確定了不均勻磨損套管的擠毀失效準則;設計出了具有獨立知識產權的鉆桿接頭硬化帶用新型耐磨減摩合金的成分,經實驗室試驗表明其性能可以達到或超過國外同類產品。
  5. Average production length ( apl ) is introduced as the criterion for measuring control scheme performance. a model is developed with sampling rate and maximum false alarm rate as inputs to determine the optimum subgroup size and control limits as measured by apl

    本文以平均運行長度( apl )為衡量控制圖有效性的標準,以抽樣比例和最大可接受錯誤報警率為輸入,通過建立模型的方法,確定最佳的樣本容量和控制線參數。
  6. One of which is based on the maximum signal - to - noise ratio ( msnr ) criterion, it can improve the performance of the array system only when the processing gain of the given cdma system is high enough such that the desired signal can become dominant after dispreading. the other is based on the maximum signal - to - interference - plus - noise ratio ( msinr ) criterion, and it has well performance when strong interferers occur

    一種是基於最大信噪比準則的演算法,該演算法適用於cdma系統的處理增益比較大,即解擴以後期望用戶信號遠大於干擾信號的情況;另一種是基於最大信干噪比準則的演算法,該演算法在強干擾存在的情況依然有較好的性能。
  7. We calculate composite block masonry ' s heat transfer coefficients under different conditions, then we discuss these data according to the energy efficiency criterion in wuhan city and come up with the key factors which influence the thermal performance of composite block masonry, . at the end of this paper we summarize and look forward to the future of composite blocks in engineering practice in mechanics and thermal sides

    在熱工性能方面,對復合砌塊砌體的保溫、隔熱性能進行了分析與推導,定量推導了多種情況下復合砌塊砌體的傳熱系數,並結合武漢市的地方節能標準進行了論證,提出了影響復合砌塊砌體熱工性能的關鍵因素。
  8. The evaluation criterion of the performance and the taxonomy for wireless sensor networks self - localization system and algorithms are described, the principles and characteristics of recent representative localization approaches are discussed and presented in detail. 3. based on the euclidean algorithm

    2 、綜述了無線傳感器網路自身定位演算法和系統的性能評價指標、分類方法,在研究和比較現有的典型演算法和系統的基礎上,對現有的無限傳感器網路定位系統和演算法進行分析和總結。
  9. This thesis constructs cvps in bipolar likert 6 point scale format. taking sales engineer and programmers as examples, the correlation study between post - fit, which evaluated from self, colleague, superior and performance perspectives, and personality measured by cvps showed that cvps has clear factor structure and possesses good construct validity, criterion - related validity and reliability

    通過預試研究,並以從自評、他評及績效評價等方面評估的崗位適合度(以銷售工程師和程序員為例)為效標,來進行cvps所測個性類型與崗位適合度的相關研究。
  10. Firstly, e - hmm is used to parameterize face image, the output likelihood of the e - hmm is encoded to form the input vector and is sent to the ann. by taking advantage of the discriminative training of ann, the weak discrimination of the maximum likelihood criterion can be improved, and the recognition performance can be improved by means of the learning ability of ann

    該混合識別網路用e - hmm的參數來描述人臉的整體性和局部細節性特徵,用e - hmm的輸出似然值序列組成ann的輸入矢量,利用ann的鑒別訓練能力來克服e - hmm的基於最大似然準則訓練演算法區分力較差的弱點,同時利用ann的學習能力來提高e hmm的識別性能。
  11. Topics covered include : properties and advantages of feedback systems, time - domain and frequency - domain performance measures, stability and degree of stability, root locus method, nyquist criterion, frequency - domain design, compensation techniques, application to a wide variety of physical systems, internal and external compensation of operational amplifiers, modelling and compensation of power coverter systems and phase lock loops

    所涉及的主題包括:反饋系統的特性和優勢,時域和頻域性能度量,穩定和穩定度,根軌跡法,奈魁斯特準則,頻域設計,補償技術,種類繁多的物理系統應用,運算放大器的內部和外部補償,能量轉換系統的建模和補償,以及鎖相環。
  12. Space - time codes can be divided into tree mainly parts : bell layered space - time architecture ( blast ), space - time trellis codes ( sttc ) and space - time block codes ( stbc ). in this paper, we mainly compare the performance of blast and stbc in many aspects, such as design criterion, transmission rate, diversity gain, diversity combining, bit error rate and channel capacity etc. in this paper, we first respectively analysed the instantaneous received symbol energy - to - noise ratio of v _ blast in the diversity combining methods of maximal ratio combining ( mrc ), equal gain combing ( egc ) and selective combing ( sc )

    Mimo技術核心是空時編碼( stc ) 。空時編碼主要分為三種:分層空時碼( blast ) 、空時格碼( sttc )和空時塊碼( stbc ) 。本文主要對分層空時碼和空時塊碼這兩種編碼方式在設計準則、傳輸速率、分集增益、接收合併、比特差錯率和通道容量等方面進行了較為詳盡的研究。
  13. After thoroughly analyzing the influence of each pump parameters on the gear pump performance, the paper developes the criterion for optimum gear parameters, which can be utilizied in practice easily for gear manufacturing using normal involute gear hob with two - fillet type. the conclutions studied by the paper are : 1. both the addendum coefficient and the deddendum coefficient of the pump gear should be 1. 125

    以目前國內普遍使用的雙圓弧頭全齒高為2 . 5倍模數漸開線標準滾刀作為泵齒輪的加工刀具,通過對齒輪加工原理的分析,提出了欲使泵齒輪參數達到最佳,泵齒輪的齒頂高系數和齒根高系數都為1 . 125 ;對變位系數的確定應考慮到泵齒輪的根切、齒頂厚、重合度以及側隙因素;泵齒輪為避免過渡曲線干涉,必然要存在根切現象。
  14. Based on setting up the fire safety goals, performance criterion, fire scenario and uncertainty factor, this article simulated the occupants ’ evacuation time, smoke spread, radiation flow etc and determined fire detector and automatic extinguishing device by using the developed engineering method. and so these buildings ’ fire safety goals, which have the equivalent safety level with the existing national standard, can be achieved and those problems, which caused by some incompliment requirements or the existing codes not adapting to the practical need, can be solved

    針對這類建築存在的典型問題,通過設定消防安全目標、確定性能判據、建立火災場景,考慮不確定因素,運用已開發的工程學方法對人員安全疏散時間、煙氣蔓延、輻射熱通量等進行模擬計算,對火災探測和自動滅火設施進行分析選擇,認為大型書城建築採用至少與現行國家標準的規定等效的方法來實現建築物的消防安全目標,能夠解決現行標準與實際需要不相適應或某些不完善的規定所帶來的問題。
  15. The traditional optimization technique usually combined the fundamental goal of the controller and performance criterion into a single performance index to be minimized by applying technique based on bellman ' s principle of optimality or pontryagin ' s minimum principle. this view of control is designed to obtain the best solution

    傳統的優化技術通常把各種控制要求結合而形成一個單獨的性能指標,應用bellman的最優性原理或者龐特里雅金的極小值原理等使其最小化,從而得到問題的一次性最優解。
  16. On the one hand, the performance criterion like gas production rate, tar content and operation mode has reached the commercialization level presently. on the other hand, studies on gas clarification and tar cracking technologies have been performed to optimize its technological and economic performance further. first of all, after a brief introduction to the concept of bioenergy and the common technologies adopted for its utilization, a review of current researches and developments of biomass gasification technologies is given

    通過中試試驗研究,改進了該技術在產氣速率、焦油含量、運行模式等方面的性能指標,使之達到了可商業化水平;同時,結合集中供氣示範工程的設計,在完善焦油取樣測量技術的基礎上,開展了燃氣凈化和焦油催化裂解技術研究,進一步提高了該技術的技術經濟性能,為今後使該技術應用於氣化發電奠定了良好基礎。
  17. Results indicate that : when maximal sum of within cluster similarity coefficient is taken to be performance criterion, the above method is accurate. simultaneously, using the method of both traditional coding

    利用matlab編程實現了演算法的模擬,以最大化類內樣本相似系數之和作為評價準則,結果表明,該演算法能使零件歸組準確。
  18. Head performance criterion

    頭部性能指標
  19. In addition, the performance criterion is respectively described, and the torque ripple at low - speed is analyzed in this paper. according to a method to adjust the duty ratio coefficient, we select a torque track with adaptation fuzzy controller to simulate. the experimental results show that the control strategy proposed can acquire better control effect

    針對直接轉矩控制系統在低速運行時依然存在的轉矩脈動大、運行性能差的問題進行研究分析,結合傳統的固定采樣周期控制方法,提出一種基於自適應模糊轉矩跟蹤法,調節電壓矢量占空因子,進行模擬研究,改善了系統的低速性能。
  20. Abdomen performance criterion

    腹部性能指標
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