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simulant adj.1.模擬的;偽裝的,看起來像…的。2.【生物學】...

simular

Based on the analysis of the effect on the maximum range of the equation ' s each parameter and the traditional method of extinction ratio , the noncooperative regulable attenuation - measure the minimum detectable power of laser altimeter on the condition of constant miss probability by attenuating the laser power transmitting to the diffuse reflected simulant target - was put forward 在傳統的消光系數法基礎上,根據對月測距方程各系數的影響權重分析,提出了非合作目標可調衰減法,即:通過對漫反射模擬目標,衰減出射激光功率,在一定的漏警概率條件下測量激光高度計的最小可探測功率。

Overvoltage amplitude is higher than initialization value , data acqusition card start sampling . when sampling is over , computer save data to file . engineer can analyse parameter of waveform by appropriative software reading data from file . in the trial measurement , the device shows good performance . simulant trial and actual result indicate that method in the paper acquire approving effect , and the device can be used in the lokv distribution network 當裝置在線運行時,系統中出現的過電壓信號通過分壓器傳遞到同軸電纜,通過觸發電路判斷,如果大于預先設定的值則啟動采集卡的同時采樣,采樣結束后,計算機把數據存盤并以文件格式保存,管理人員隨時通過調用專用軟件調取文件進行各種參數分析。

In the trial measurement , the device shows good performance . simulant trial and actual result indicate that method in the paper acquire approving effect . the successful develop of device can improve reliability of distribution , can bring some operating experience for realtime and automatic recording overvoltage in higher voltage level power system 通過現場實際采集的數據說明,該裝置可以應用于工程實踐中。本裝置的研制成功對提高配電網的安全性具有重要的科學意義和良好的應用前景,并能對以后10kv以上電壓等級的過電壓實時記錄裝置的研究取得一些經驗。

Combined with the foundation research ( avigation science fund 04d52032 ) ” study on cfar detecting expert system base on clutter tracking ” . this paper study the fractal technic and snake algorithm on the application of clutter tracking . it proved that the method was effective by the algorithm which adapt to the real and simulant clutter data 本課題結合航空科學基金“基于雜波跟蹤融合的恒虛警檢測專家系統研究” ,研究分形技術和snake算法在雜波跟蹤中應用,設計了相應的算法,通過分析真實數據和仿真數據驗證了算法的有效性。

Students “ experiment interest can be activized and their creative thinking and competence can be improved . as a try of this mode , this paper dilates the evolutive process of a simulant electrical laboratory . the necessary subjective and objective conditions for the developing of this software , the software ' s present developing situation and feasibility of researching in the future are put forward 作為對這種新型實驗教學模式的一種探索,本文詳細介紹了仿真物理實驗室電學部分的開發過程,分析了開發這種新型軟件所必需的各種主客觀條件,軟件開發目前已達到的實際水平、將來的發展方向、大規模開發的可行性及其應用前景。

Visible - light optical target simulator describes images of target which needed in the test and research , which is drived by the two - axis turntable to complete the field of image and movement characteristics of the goal . the field of view and movement characteristics of the goal must be in the requirement the seeker and it is the simulant target of the test 可見光目標模擬器模擬產生電視導引頭在測試和試驗過程中所需的各種目標圖像,由二軸轉臺帶動目標模擬器形成滿足導引頭要求的圖像視場及目標運動特性,作為導引頭測試的模擬目標。

The controlling box collects the temperature and the humidity of the experiment box and the temperature of the water tank with platinum resistance transducer that has three paths . then they are sent to the microprocessor 89 c55 to dispose by a / d and sent to the d / a to be an 4 ~ 20 ma output of simulant value . at the same time , the outputs of six paths switch quantity drive respectively the relaies of heightening temperature reducing temperature alarm and so on “恒溫、恒濕控制箱”由三路鉑電阻傳感器采集試驗箱的溫度、濕度和水箱的溫度,經12位a d送至微處理器89c55處理,送至d a輸出4 20ma模擬量,同時,輸出六路開關量分別驅動加濕1 、加濕2 、升溫、降溫、除濕、報警等繼電裝置。

Ground on the actual conditions of cai , cse and physical experiment teaching in our country , a new - style simulant physical experiment - teaching mode that based on independent instruments and components is offered in this paper . this mode is devised according to the essential cai educational theory - the constructivism also . the most distinct advantage of this mode is , with enough simulant instruments and components , students can not only implement experiments according to the textbooks , but also design and carry out new experiments by themselves 本文在分析了我國計算機輔助教學( cai ) 、計算機仿真實驗和物理實驗教學現狀的基礎上,根據計算機輔助教學的基本教育理論-建構主義,提出了一種全新的仿真物理實驗開發模式-基于儀器和元器件的開發模式,指出了其最突出的特點,即在提供充足的實驗儀器和元器件的基礎上,學生不僅可以按照教材上的實驗方案,也可以自己設計實驗方案進行實驗,甚至還可以自己設計并實施新實驗,從而充分調動學生的學習興趣,并由對仿真實驗的興趣過渡到對實物實驗的興趣,以彌補我國學生實驗條件差、實踐機會少的缺陷,培養他們的動手能力和創新能力。

This article introduces the design and implement of flight simulator based on dsp which contains five parts . the first part establishs the math model of flight simulator which contains the model of aerodynamics and flight mechanics , the model of standard atmosphere and wind model ; the second part introdces primarily the arithmetic of numeric integral which is very important to dyanmic system simulant . the third part introduces the design of hard interface circuit and program . the fourth part introduces the data flow graph of the flight simulator software and gunge - kutta integral arithmetic . the finall part introduces the design of serial port communication software , it contains communication protocol , the process of upper machine and lower machine communication and the programing of serial port communication by vc + + 本文介紹了基于dsp的飛行器模擬器設計與實現,主要分為五個部分,第一部分建立了飛行仿真的數學模型,包括飛行器空氣動力學和飛行力學的數學模型、標準大氣模型和風模型;第二部分主要介紹了數值積分算法,它在動態系統仿真中是很重要的;第三部分為硬件接口設計與編程;第四部分介紹了氣動仿真軟件的數據處理流程和runge - kutta積分算法;最后一部分為串口通信軟件設計,介紹了通信協議、上下位機處理流程和vc + +串口通信編程。

The subject inducts digital time division technology ( pwm ) , which is more advantageous at the accuracy and the predigest of hardware than simulant multiplication . what they call measuring power energy reasonably is that measuting except harmonics power energy fed back power . yet it realizes reasonable measurement of power energy which measures by base wave ac parameters method base on digital time division 本課題引入了數字時分割( pwm )脈寬調制技術,在測量的準確性、硬件電路的簡化等方面都比模擬乘法器具有較高的優越性。所謂合理的計量電能,就是不計非線性負載回饋給電網的負的諧波電能,而采用基于數字時分割的基波交流參數測量的方法,真正實現了電能的合理計量。

Finally , nasa and the florida space research institute are sponsoring moonrox , the moon regolith oxygen competition . a 250 , 000 prize goes to the team that can extract 5 kg of breathable oxygen from jsc - 1 lunar stimulant , a new lunar soil simulant developed under the auspices of nasa johnson space centre , in 8 hours 最后,美國太空總署和佛羅里達太空研究中心,正贊助一項名為月球表土氧氣的賽事,提供25萬美元獎金給率先在八小時內能從美國太空總署莊臣太空中心的模擬月球土壤jsc - 1提取5公斤可呼吸氧氣的人。

The productions include : 1 . the investigation of crackss of masonry structures , the characteristic and the reason on cracks of wall ; 2 . the limited element analysis about datum of brick - wall the relation between the maximal stress in wall and the relative sedimentation of foundations , the relation between the cracks form in wall and inner stress , the validity of limited element mode ; 3 . the limited element analysis about the relative sedimentation of foundations , the influence of ratio of length and height , foundations rigidity , groundsill rigidity on the inner stress in wall ; 4 . the limited element analysis about the influence of temperature on wall cracks and the influence of space between extension cracks , difference in temperature on the inner stress in wall ; 5 . the analysis about the cracks rule because of temperature , the contrast between the result and the simulant result ; 6 . the study about the influence of cracks of masonry structures because of constriction stress , the experience of dealing with constriction cracks in the domestic and the foreign ; 7 . the advice of avoiding cracks because of the asymmetric sedimentation temperature , constringency in design and construction 本研究結合實際工程中的砌塊建筑普遍存在的裂縫問題,參照磚墻裂縫調查研究的成果,針對我省的砌塊應用狀況,進行了充分的調研,并查閱大量的文獻資料,總結了砌塊建筑墻體裂縫的特點和規律,通過對溫度裂縫、沉降裂縫的有限元分析和經驗公式的對比,深入的探討了墻體開裂的影響因素,結合各地實際工程經驗,在對混凝土砌塊墻體在材料、設計、施工等方面進行系統的理論分析、綜合研究的基礎上,給出開裂的防治方法,促進混凝土砌塊在我省的推廣應用,為相關規范的編制提供理論依據和經驗分析,主要研究成果有: 1砌塊砌體開裂的調查研究,墻體開裂的特點和原因總結; 2有限元分析磚墻實測數據,揭示了墻體內最大主應力和地基相對沉降量的關系及墻體開裂形態與內部應力的聯系,并且驗證了有限元模型的有效性; 3

With the development of remote control system and internet technology , more and more devices controlled via network corned forth . it has become a focus on control field how to connect the serial - interface - device , realize the remote control , even directly control the simulant signal via network . in this paper , a design based on embedded control system via network was provided , it can connect the serial - interface - devices via internet , and realize the control of the stimulant signal 隨著遠程控制系統的深入發展和網絡技術的進步,越來越多的設備以串口的形式出現在遠程控制網絡當中,如何將這些串口設備以簡單的方式快速地接入網絡實現基于網絡的遠程控制,成為當今控制領域的研究重點,本文從遠程控制的網絡接入方式出發,研究了對現場模擬量實施的遠程控制技術,提出了將串口設備接入網絡的方案? ?基于網絡的嵌入式遠程控制系統。

So it is very important to study the method and technology by dual frequency laser interferometer without orbit . and it is a significative task to study a kind of instrument to measure automatically without orbit . this paper adopts a measurement project to track the measurement reflector mirror without orbit by theoretical analyzing and simulant experiment 本文通過理論分析和模擬實驗,確定采用一種外置光路激光跟蹤測量的方法,即:在雙頻激光干涉儀前面,設置一個兩維跟蹤反射鏡,當測量反射鏡移動時,測控系統驅動控制兩維跟蹤反射鏡旋轉,跟蹤測量目標靶鏡的運動,保證測量信號不中斷,從而實現跟蹤測量。

Liu qingxun takes charge of the try - on item , a very original item . as long as you input your stature and three sizes , there will be a man matching with you in the screen , then drag the clothes you like to the simulant man , you can see whether the clothes fit you well 劉慶遜主要負責網上試穿項目,這個項目內容新穎,只要網絡用戶輸入自己的身高和三圍,屏幕上就會出現相應的人與你匹配,再用鼠標拖動自己喜歡的衣服到這個模擬的人上,合不合身就看出來了!

The toolbox of simulink is efficient in matlab language . it is the integrity of science computation , automatic control and signal analysis . with the toolbox , the paper establishes the simulant figure of mathematical model and simulate the dynamic state of the system 利用集科學計算、自動控制、信號處理等功能于一體,具有極高的編程效率的matlab語言中的simulink工具箱,搭建了系統數學模型的仿真結構圖,對系統的動態性能進行了仿真分析。

Liu qingxun takes charge for the try - on item , a very original item . as long as you input your stature and , there will be a man matching with you in the screen , then drag the clothes you like to the simulant man , you can see whether the clothes fit you well 劉慶遜主要負責網上試穿項目,這個項目內容新穎,只要網絡用戶輸入自己的身高和三圍,屏幕上就會出現相應的人與你匹配,再用鼠標拖動自己喜歡的衣服到這個模擬的人上,合不合身就看出來了!

Dsp implies one mct8000f4 motion controller ( core chip : tms320c31 ) made by shenzhen motion technology co . ltd . the plant controlled is one simulant for milling machine consisted of two sets of step motor & driver ( open system ) driving one worktable by ball bearing 該系統采用深圳摩信科技有限公司的新產品? ?基于dsp技術的多軸運動控制器mct8000f4 (核心芯片為tms320c31 )作為下位機,通用pc機作為上位機,構成主從式計算機數控系統。

This paper advanced the testing scheme with voice service as a special example and how to realizing it with the software and hardware of the dsp system , what ' s more , the simulant testing experiment has been finished on the dsp system 另外,為了實現對所研制的ont進行整體功能的測試,本文以語音業務作為高層業務的一個特例,提出采用dsp系統對ont進行整體功能檢測的軟硬件實現方案,并對所設計的檢測系統進行了模擬實驗研究。