items parameters 中文意思是什麼
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The key items influent on the characteristics of spraying have been also studied in the dissertation, we can get a good spraying result by adjusting the related parameters efficiently. ( 3 ) the theoretical model of the dynamical parameters such as temperature, moisture, pressure and contour for hot medium and particle inside the drying chamber were obtained by model, utilized the computational fluid dynamics technique to solve the problem between spraying droplets medium by arranging the double grid dispersing structure and rotary outlet structure and the developed structure improved the drying efficiency and product quality
（ 3 ）採用-模型實現了壓力噴霧乾燥塔的溫度場、濕度場、流場的理論建模，利用計算流體力學（ cfd ）技術來解決噴霧乾燥過程中熱介質與霧滴間的傳熱傳質以及動量傳遞和湍流擾動等問題，避免了乾燥過程中的設計不合理狀況；通過增加雙格柵均風裝置和旋轉出風裝置，改善了乾燥塔內的熱質傳遞，提高了乾燥塔的體積蒸發強度。 -
The key items include the car sinking, constant speed characteristics, inspection function, auto relevelling function and level accuracy, etc. the research contents focus on the following three parts : firstly, research on effects of system parameters on car sinking has been completed. secondly, the constant speed performance with the compensation of internal leakage of pump / motor is improved. lastly, research on improvement of the car level accuracy and contrast to that of traction elevators is presented, and the reasons of low car level accuracy of hydraulic elevators are discussed
重點研究了三方面內容：一是研究了停層沉降特性及影響電梯轎廂停層沉降特性的各種因素；其次是通過負載壓力補償液壓泵馬達內泄漏來改善電梯轎廂速度穩定性；最後是液壓電梯平層精度的理論和實驗研究，並與曳引電梯的理論模型進行了對比，闡述了液壓電梯平層精度低的原因，理論探討了影響液壓電梯平層精度的主要因素。 -
The above algorithm forms a double - two - stage iteration, as following : the results of monte carlo stimulation show that the double - two - stage iteration algorithm is more effective than empirical logistic regression after item and ability parameters recovery study. there are three advantages about the new method : first. the new method can be applied to estimate fewer items ; secondly, a test including fewer unusual response patterns can also be evaluated ; thirdly, the results compared with homogeneous software dealing with 2plm are accepted using mean absolute error as the criterion
這種新方法有以下三個優點：項目數很少時參數估計的結果也較穩定；能處理測驗中含有少量特殊反應模式（見第二章）的參數估計；以估計值和真值之差的絕對值（平方）的平均值作為估計對真值的修復能力為指標，新方法的參數估計結果與同類流行軟體相比，修復能力不相上下；特別地，新的參數估計方法可以用於多級評分項目gpcm ，並為估計題組項目開辟了另一條道路。 -
If parameters are not named as in stored procedures, the items in the collection map positionally to the parameters required by the command
如果參數不是命名參數（如在存儲過程中那樣） ，則集合中的項按位置映射到命令所需的參數。 -
In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。 -
The items and properties passed to the task parameters are declared outside of the scope of this example
傳入到任務參數的項和屬性不在本示例中聲明。輸出參數 -
Detailed research items include : the anthropometric measure arithmetics of chinese adults, the mapping methods between human dimensions and product parameters, the multi - object optimize design of home appliance, analysis of the demands for customizing design of database, construction of the databases of three dimensional manikins and hand models
重點研究了符合中國成年人的各部位結構尺寸演算法；人體尺寸與家居產品參數之間的映射關系；提出了家居產品設計的多目標優化問題：分析了定製設計對數據庫建模的要求，建立了三維人體模型庫和手模型庫。 -
Because there are some shortcomings on tuning the parameters of conventional pid controller, which include the difficulty to make sure the direction of tuning, the possibility to cause the crash of system and the requirement of the system ' s model parameters, a new self - tuning algorithm of pid based on wavelet is proposed in this paper, which is using some wavelet items to describe the state of system through studying the connection between the step response of system and the wavelet transform of the step response and simulating it by use of matlab
由於常規pid控制器參數調整中存在不少缺陷，如調整方向難以確定，容易引起系統崩潰，有些方法需要知道預先確定系統模型參數等。針對這些情況，本文通過研究小波變換的特點以及控制系統單位階躍響應和響應的小波變換之間的關系，在應用hatlab軟體進行了大量模擬研究的基礎上，找到了表徵系統狀態的小波指標，提出了一種基於小波變換的pid參數自調整演算法，為研究小波變換在控制領域的應用提供了新的思路。 -
You can replace or revise the expression or paste in functions, operators, constants, fields, parameters, and items from the global collections
您可以替換或修改表達式，或者粘貼函數、運算符、常量、欄位、參數和全局集合中的項。 -
Based on experimental research and theoretical analysis, investigations on the new type of joint are made systematically, the main contents and results include the following items. 1 four specimens of new joints between cfrt columns and steel beams are designed. by low - cyclic reversed load test, skeleton curves of new joints and shearing deformation in joint core area are studied, the influence of parameters, such as concrete cores, length of stiffener, and relative dimensions of column and beam, is discussed
本文在分析現有節點方案特點的基礎上，提出了角鋼加勁式節點方案，並採用試驗和理論分析相結合的方法，對這種新型節點進行了系統研究，主要研究內容與成果如下： （一）設計了4個新型方鋼管混凝土柱?鋼梁節點的試件，通過對新型節點的低周反復荷載試驗，研究了新型節點的骨架曲線和節點核心區剪切變形等，探討了內填混凝土、加勁肋長度和樑柱相對尺寸等對節點抗震性能影響。 -
In the test, the test parameters have nothing to do with students " quality, the final mark also be free with test items. the classical test fixs in with speculate habits, but is impacted on test items. because of the computer adaptive test ' s techology is very complex and test items work is too hard, point blank and concision are n ' t same as the classical test, it ca n ' t carry forward as that one hi this paper, compare two kinds of test to seek the best way to measure students quality subjectively and analys after examation. based
本文結合作者開發武漢化工學院計算機基礎課的考試系統中的思考，綜合這兩種考試方法的長處，提出一種符合當前高校現狀的計算機輔助考試系統。考試存在兩種模式：一種為傳統類型，即從試題中抽出考題，採用統一試卷對學生進行測試。另一種則為計算機自適應考試。
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