缺文件變量 的英文怎麼說

中文拼音 [quēwénjiànbiànliáng]
缺文件變量 英文
error 77 file variable expected
  • : Ⅰ動詞1 (缺乏; 短少) be short of; lack 2 (殘缺) be missing; be incomplete 3 (該到而未到) be ...
  • : Ⅰ名詞1 (字) character; script; writing 2 (文字) language 3 (文章) literary composition; wri...
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 文件 : 1 (公文、信件等) document; file; papers; instrument 2 [自動化] file; 文件保護 file protection; ...
  1. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論針對傳統伺服控制系統效率不高、元壽命短、抗污染能力差、驅動系統效率低、存在流及壓力脈動等陷,利用先進的交流頻調速技術改液壓泵轉速的容積調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。
  2. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上,本第二章提出了幾種在角度測的基礎上增加角度化率及相對運動的離心加速度等運動學參數的單站無源測模型,並對它們進行了分析和模擬;第三章分別對利用角度及其化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條;第四章針對傳統擴展卡爾曼( ekf )方法的點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角度及其化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度化率和離心加速度參數的獲取技術進行了研究,提出了幾種高精度測脈沖序列多普勒頻率化率的方法。
  3. Typical accident - causing " theories includes heinrich " s domino " s theory, its development by bird, adams and other people, progress of which is that it is deficiencies of management system that are the root cause in accident causation sequence. this is author " s idea resource and main method to produce the water traffic accident - causing theory. in addition, uncontrolled transferring of energy theory, applies widely in safety management scheme for water traffic ; human error accident model can be used to analyze causes of collision accident and to take preventive measures ; perturbation theory and multilinear event sequencing method is a very useful investigation method to water traffic accidents

    有代表性的事故致因理論有海因里希因果連鎖理論以及博德、亞當斯等人對該理論的發展,這些發展的主要進步是突出了管理陷是事故因果連鎖中的基本原因,是本分析和發展水上交通事故致因理論的主要思想來源和方法論;能意外轉移理論,廣泛的應用在水上交通安全的各項具體管理制度中;人失誤事故模型能用於指導對碰撞事故的原因分析和預防;動態化理論及多線性事連鎖論對指導事故調查是較好的分析方法;軌跡交叉理論雖然以獨立的理論形式存在,但本認為其實質仍然是因果連鎖理論的發展。
  4. In the case that shortage are allowedto occur, we consider that the losing in inventory is correlated with stocks andtime. we also consider the correlation between the variety and the losing ininventory is nonlinear. this paper use view points and methods di ? erent fromsome references, and studies its optimal policy

    在允許貨條下,假定庫存損耗與庫存和時間均有關,且庫存化率與庫存損耗之間為非線性關系,建立了新的eoq模型,討論了模型解的存在性。
  5. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    所做的主要工作包括以下幾個內容:一、選取了常見的熱膨脹系數大的材料製作封裝元,經過多次一80到80反復測試,封裝元沒有出現老化開裂、封裝裂紋、空洞、離層等陷,封裝材料具有良好的溫敏穩定性及復用性,與光纖相容性較好;二、對光纖光柵進行簡單、實用的封裝處理,就封裝效果的優劣性、波長測的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗,得出了初步的結論;三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比,從數字上對溫過程中光纖光柵中心波長的改及溫曲線進行了定的分析,在大實驗數據分析結果的基礎上,總結出哪種材料封裝效果更好,以及如何有效的減小實驗誤差。
  6. Facing to the reduction of the water diversion from the yellow river for hetao irrigation district inner mongolia autonomy, and giving attentin to agriculture production and improvement of salinization, this paper researches optimization model of district water - saving irrigation water management. the paper also quests for the optimization model of crop irrigation system and the optimization irrigation strategy aiming at the short of water for agriculture. in order to save water and use water high efficiently, this paper researches the change regulation of irrigation system of spring - wheat that is the important crop in the irrigation districted establishes the multidimensional dynamic model of irrigation rules of spring - wheat. lt also makes the simulation model of salt leaching of fall irrigation rules during non - growing period, and sorts the elements influencing water - saving of irrigation system

    在內蒙古河套灌區的引黃水減少又要兼顧灌區的農業生產和土壤鹽漬化向良性發展的形勢之下,本針對灌區內區域灌溉水管理的現狀,對灌區內區域節水灌溉水管理優化模型進行了研究。研究針對農業水資源短的現狀,在節水灌溉條下,對作物的灌溉制度進行優化模型探索,尋求最優灌溉策略。全圍繞節水與高效用水,綜合應用了系統分析、灌溉排水及節水灌溉的原理和知識,研究了灌域內主要作物春小麥的灌溉制度的化規律,建立了春小麥灌水制度的多維動態優化模型;建立了非生育期的秋澆制度的鹽分淋洗模擬模型;對節水灌溉水管理的影響因素的重要性進行了排序研究。
  7. Using separate tuning components would make the circuit complex and difficult to realize, so with the help of the optimization methods, we use the stubs of the filter as the tuning components

    藉助優化演算法,利用濾波器的短截線實現對pin二極體寄生參的調諧,使短截線發揮了雙重作用,而且也克服了一般調諧元不宜安裝、使電路結構得復雜等點。
  8. Based on the product nature of rural health care service and the theory of public finance, this dissertation analyses the implication of the conception and basic characteristics of rural health care & security system fiscal supported, illustrates the demand and supply equilibrium characteristic of rural health care market, and then constructs theoretical frame work for the current study. through learning from the typical experience of success in the fiscal support for rural health care & security system ( fsrhcss ) in developed countries and systematically exploring the evolution of the fsrhcss in our own country, empirical research methodology was employed to examine the quantitative characteristics of fsrhcss, to explore the weak points in the current fsrhcss in our own country and their influence, and finally to analyze the reasons responsible for the weak points from diverse perspectives and predict a reasonable scale for fsrhcss. based on the above analysis, a fsrhcss model is developed and relevant policy suggestions are put forward

    從農村醫療衛生服務的產品屬性出發,以公共產品、公共選擇、利益集團等公共財政相關理論為依據,界定公共財政支持農村醫療保障的概念內涵、基本特徵;揭示農村醫療衛生服務市場中供需均衡的條及影響因素,建立公共財政支持農村醫療衛生的理論框架;運用制度分析方法系統考察我國財政支持農村醫療保障制度的遷歷程及特徵;運用回歸分析、 granger因果檢驗等計經濟學工具實證財政支持農村醫療衛生的數特徵及對農民健康投入的影響;在實證分析基礎上剖析我國財政支持農村醫療衛生保障的問題;針對財政支持農村醫療衛生保障中政府職能的位、財政體制的革、宏觀制度環境約束等多方面原因,圍繞政府投入為主的農村多元化、多層次醫療保障體系構建,提出通過轉政府職能、規范政府間財政關系及解除制度環境約束等措施加強公共財政對農村醫療衛生保障的支持。
  9. The thesis gives a macro explanation and grasp which is based on theoretical foundation, social surroundings and developing trend, explains the possibility and necessity of its appearance and discusses the developed process of its object which covers not only real property but also all asset. the author analyzes beneficial weight, systematic ideal and legal values, then clarifies that the legal system needs profound juristic basis. by using the method of comparative analysis, the author expounds the requirement of applicable conditions in other countries and analyzes its deficiencies in the contract law of people ' s republic china

    首先從該制度產生的理論依據、社會背景以及發展趨勢上,對其進行一個宏觀了解和把握,說明其產生的可能性和必要性以及適用對象由不動產向一切財產轉的發展過程;其次通過利益衡、制度理念、法律價值三個方面的分析,闡明該制度的存在有其深厚的法理學基礎;又運用比較分析的方法,闡述各國在其適用條上的要求,分析我國合同法有關此方面存在的陷;再就該制度適用后所產生的法律效果,分別分析三方(所有人、出租人、承租人)之中每兩方之間的法律關系與單純的買賣關系、租賃關系在權利義務上有何不同;然後將其適用范圍擴大,類推適用於融資租賃和他物權;最後提出完善我國買賣不破租賃制度的立法上的建議。
  10. Karst ecosystem is a kind of vulnerable ecosystem, its vulnerability including mainly : 1 environment capacity is small, vegetation is difficult to recover after having been destructed, hydrologic movement is rapid and floods and droughts often occur ; 2 vegetation growth depends on the conditions of eco - environment overly, which are affected by environment obviously ; 3the positive evolve of eco - environment relies on the recover of vegetation, 4the methods of water resource use and land use lack of rationality. these vulnerabilities are be magnified by climate changes

    巖溶生態系統是一種脆弱的生態系統,它的脆弱性主要表現在:環境容小,植被遭破壞后很長時間才能恢復,以及水過程化迅速,旱澇時常發生;植被生長過度依賴于生境條,但生境條受到環境影響明顯;生態環境的良性演化依賴植被的恢復;水資源利用與土地利用方式間乏合理性,如刀耕火種、過渡開墾造成生態環境中種子庫嚴重丟失,物種多樣性受到影響,植被演化趨于單一或種群退化。
  11. The purpose of this paper is to compare the relative efficiency of complete case analysis and the regression calibration method in estimating linear regression parameters when covariates are missing

    摘要本主要探討在一部份的伴隨失下,使用完整資料分析法與回歸校正法估計直線回歸斜率參數時,有效性的比較,並提供回歸校正法比完整資料分析法有效時,斜率參數應滿足的條
  12. In order to realize the flaw identification of link - thread bolt, it establised the flawidentification method which depended on the local maxima abstracted from detecting signal. itsorted all flaws into three kinds, and assayed the characteristics of signal and expounded thecriterion for each kind of flaw

    綜上所述,本在研究場和頻率掃描技術的基礎上,利用同一硬體系統實現了渦流檢測和交漏磁檢測的陷識別和深度測,同時也實現了螺紋緊固陷檢測。
  13. Combined with the research project of the advanced performance of wire rope in the port cranes, a key technological problem of the ministry of communications, this dissertation investigated the stress - effect on the magnetic flux leakage ( mfl ) of wire ropes and the law of the mfl signal changes during wire rope fatigue testing by experiments and modern signal processing methods based on the ferromagnetic theory, being aimed at the present problems of current wire rope testing technology. the characteristic parameters and quantitative descriptive specifications for wire rope defective signal were analyzed in detail. this dissertation present a novel method of quantitatively evaluating locate faults ( lf )

    結合交通部重點科技項目「港口起重機鋼絲繩傳動的高性能技術研究」 ,針對當前鋼絲繩電磁檢測技術中所存在的問題,以鐵磁學為理論基礎,以試驗和現代數字信號處理技術為手段,對鋼絲繩漏磁信號的應力效應、鋼絲繩疲勞損傷歷程中的漏磁信號化規律做了深入的研究,對鋼絲繩陷信號的特徵參數和陷的定描述指標做了詳細的分析,提出了一種局部陷的定逼近方法。
  14. We still lack in systematic researches of its regularity although ones have recognized that the changes of water content have effects on soil strength. this paper studies the change pattern of soil strength in the different water content as an example of silty clay soil in beijing area

    盡管人們已經認識到含水化對土的強度參數有重要的影響,但其中的規律性仍然乏研究,本針對北京地區一類主要的土質? ?粉質粘土,研究了不同含水下土的強度參數的化規律。
  15. Existent search mechanisms either only find some special peers and search files in those peers so that many available peers are ignored, or scale of indices peers is proportion of scale of shared files so that indices is too large. the thesis researches those points and imports the dynamic route idea, then introduces some main amendments, the keys are as follows : 1

    採用動態路由方法來捕獲網路中發生的化,克服了定向廣度優先搜索法只搜索特徵點的點,採用路由表指示查找的方向,從而使得路由表的大小與鄰節點的數成正比,而不是與共享成正比,減少了網路中的流
  16. In the case of same local observation clutter power, based on the fusion rule proposed in [ 391, a novel method is proposed to solve the distributed system included any kind of lds by the property of laplace transform. this method overcomes the shortcoming of supposing the same local snr in other method. by computer simulation, some available conclusions are found based on these results

    在假設局部觀測雜波功率水平相同的條下,針對獻[ 39 ]提出的融合方案,利用laplace換的頻域微分性質,提出了一種針對局部採用任意數的不同cfar檢測器時系統的檢測概率和虛警概率關于固定門限的求取方法,克服了以往需要假設局部信雜比相同的憾。
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