有效作用系數 的英文怎麼說
中文拼音 [yǒuxiàozuòyòngxìshǔ]
有效作用系數
英文
coefficient of effective action- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 有效 : effective; valid; efficacious
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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The structure of this paper goes like this, the first chapter introduce the development of e - b / l in practice and in laws. and draw a conclution that the electrification of the b / l is a history tide. in the second chapter, on the basic of reseach the security trap in e - b / l running, 1 conclude six security elements of, e - b / l : the liability of the system, the authenticity of dealers ' identity. the integrity and secrecy of electronic data, and the validity and evidence effectiveness of electronic data. from the third chapter to the eighth, 1 reseach these elements one by one. the third chapter introduce the establishment of the e - b / l security system, and some related laws the fourth chapter introduce the certification authority of e - b / l. in the fifth chapter, 1 introduce the encrypt of electronic information and some countries ' control on use / import / export crytography. the sixth chapter introduce the concept and principle of digital signature, and reseach some related legal issues. the seventh chapter reseach the legal demand of validity, then come to a conclution that to establish a independent electronic information system is necessary. in the eighth chapter, 1 reseach some countries " regulation on the evidence effectiveness of electronic data
第二章在分析電子提單運作中的安全隱患的基礎上,歸納出其六大安全要素,即系統的可靠性、交易者身份的真實性、數據電訊的機密性和完整性、數據電訊的合法有效性以及交易者行為的不可抵賴性。第三章到第八章分別對這六大要素進行分析:第三章介紹了電子提單網路安全體系的建立以及系統安全保護法規,第四章則介紹了電子提單的安全認證機構,第五章介紹了信息加密技術以及各國立法對密碼技術的進出口及使用的控制,第六章介紹了數字簽名的概念及原理,並以bolero為例介紹了數字簽名的技術方式,對有關法律問題作了論述;第七章首先論述了電子提單對有效性的法律需求,然後結合國內法和國際規則的規定論證了數據電訊制度產生的必然性;第八章通過對各國立法對電子證據的法律效力的規定,論述了對電子交易至關重要的數據電訊的不可抵賴性。With the rapidly development of computer network technology and the widely use of network technology in every walk of life, people transmit data through computer network more and more frequently, including all kinds of secret information ( for example, military secret ; bussiness secret ; personal private information ). today, as a result of poor security of our network system, we can not prevent the transmittied information from stealing and modifying unlawful. thus, the computer network technology is applied to our daily life restrictedly. recently, many network applications with voip ( for example msn messenger ; dialpad ; distributed multipoint multimedia conferences ) take no measures to encrypt their data
隨著計算機網路技術的迅猛發展和網路技術在各行各業中的廣泛應用,人們通過計算機網路傳輸數據日益增加,其中包含了各種機密信息(例如軍事機密信息、商業機密信息、個人隱私信息等) 。由於目前的網路系統缺乏足夠的安全性,不能有效防止網路上所傳輸的信息被非法竊取和修改,因而極大地限制了計算機網路技術在日常工作中的應用。當前,基於voip技術的各種網路應用,如msnmessenger , dialpad ,以及一些分散式多媒體會議系統,竟然未採取任何加密措施Recent experiments have succeeded in obtaining oscillations from the new system, with frequencies of 66hz and 23hz for the cases with helium and nitrogen as the working fluids, respectively. the traveling wave system is expected to be one of the good candidates as a driver for pulse tube refrigerator, leading to a thermoacoustically driven pulse tube refrigerator without any moving component
還利用deltae對環路部分進行了數值模擬分析,著重討論了系統的起振臨界溫度與臨界加熱功率、效率與加熱溫度的關系、噴射泵的作用以及不同工質(氮氣和氦氣)的比較等,得出一些有益的結論。At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。It could be used for simulating study in aeronautical weapon. there is a set of hold - range transfer mechanism and friction drive system in the equipment. it also used a set of hydraulic system to drive the equip in right position for multiple parameters detecting and made extrusion stress in limited range
在裝置中,採用了同步帶傳動機構及摩擦驅動裝置,並採用了液制系統進行驅動檢測參數要求的換位和摩擦輪的壓力調節,保證了檢測裝置的正確位置和摩擦輪接觸正壓力的有效工作范圍。At the same time, it also illustrates the superiority of this kind of communication by introducing the profibus field bus. take the transformation of focke packaging machine as an example, the main content is as follows : 1st, to analyze the plc control system of s5 series, and determine the concrete functions that the new plc control system hopes to achieve as well as how to achieve the goal through studying the work program of the original one ; 2nd, to demonstrate the advantage of the field bus in the process of digital alternation by introducing the principle agreement of field bus profibus ; 3rd, to achieve each function of the original control system through using siemens ' s plc control system in the design of hardware and step 7 in the software as well as designing and compiling control system of focke packaging machine ; 4th, to use fm455 for controlling temperature not only can meet the system ’ s severe request for temperature and efficiently avoid many demerits of the temperature control instrument but also can bring convenience for operation and maintenance ; 5th, to use the intouch configuration software to compile monitor and control program can accomplish the goal for real - time surveillance and control of the production line, while setting some parameters can provide a powerful alarming function
以改造focke包裝機為例,主要內容如下: 1 、通過熟悉原有控制系統的工作流程,分析了原s5系列可編程邏輯控制器的控制系統,確定新的可編程邏輯控制器控制系統需要實現的具體功能以及其實現方法; 2 、在本系統數據交互中,通過介紹profibus現場總線原理協議,論述了現場總線在工業通訊中的優點; 3 、下位機硬體設計上使用西門子可編程邏輯控制器控制系統,軟體平臺採用西門子step7 ,設計和編制了focke包裝機控制軟體,實現了原有控制系統的各項功能; 4 、本系統對溫度要求嚴格,採用溫控儀表控制溫度不能滿足系統要求,而且溫控儀表操作和維護都不方便,因此採用fm455溫度控制模塊進行溫度控制,滿足了系統對溫度的要求,同時又有效地避免了溫控儀表在操作和維護上的缺陷; 5 、在監控系統上,使用intouch組態軟體設計了系統的監控界面,從而實現了對生產線的實時監控,並且可以通過界面設置系統的一些參數,同時提供了較強大的報警功能。Firstly, we study the construction of emotion - speech template database, and analyze the common features such as pitch, energy and formant. after choosing the useful features by using fuzzy entropy effectiveness analysis, we get better performance with the application of neural network. in addition, we propose some more efficient features such as speech rate, pitch slope, mel - frequency cepstral coefficients and its transient parameters, and design a processing model based on vector quantization for cepstral features to fusing different features
本文首先介紹了情感語音數據庫的建立情況,然後研究了基音頻率、振幅能量和共振峰等目前常用的情感特徵在語音情感識別中的作用,並且通過一種基於模糊熵的特徵有效性分析方法進行了有效特徵的篩選,應用人工神經網路建立了初步的語音情感識別模型,經過實驗發現特徵篩選后系統的識別效果有著一定程度的提高。Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect
並且對行波型超聲波電動機的減摩現象進行了研究,發現在接觸區定子表面上一點的水平振動產生摩擦驅動力,垂直振動只起影響水平驅動效果的作用,得出垂直方向超聲振動具有減振作用是引起超聲驅動動摩擦系數降低的原因。It has issued residential buildings energy design standard for heating zone hot summer and cool winter zone and hot summer and warm winter zone. for heating zone, the method of effective thermal transmittance based steady heat transfer is used for the energy consume calculation, for hot summer and cool winter zone and hot summer and warm winter zone, the method based dynamic heat transfer must be used for the energy consume calculation
對居住建築,我國已頒布了包括採暖地區、夏熱冬冷地區、夏熱冬暖地區三個節能設計標準,對北方寒冷地區,用建立在穩態傳熱基礎上的有效傳熱系數法進行能耗計算;對夏熱冬冷地區、夏熱冬暖地區,圍護結構受室外動態溫度和太陽輻射熱的綜合作用,明確應採用動態方法計算圍護結構傳熱。On the basis of this, the paper makes a great deal of calculation and analysis in this part, different parameters " effect and stress gradient are included. local buckling coefficient and the efficient width calculated formula are provided and look forward to take a reference to the redaction of the specification
本文對此內容進行了較為深入的研究,考慮了多個參數的影響,對各種應力比作用下的楔形腹板的屈曲及屈曲后強度進行了計算分析,得出了考慮翼緣相關作用的楔形腹板屈曲系數及有效寬度系數的計算公式,以期為規范的修訂提供參考。The chip of microbridge structure thermocouple type microwave power sensor is designed by using seeback domino offect of thermocouple. ta2n of relatively low resistor - temperature coefficient and si of relatively high thermoelectric power seebeck coefficient are used as thermocouple materials in the chip
微梁結構熱偶微波功率傳感器晶元就是利用熱偶的塞貝克效應設計的,晶元選擇具有低電阻溫度系數的ta2n和具有高熱電系數的半導體單晶si作為熱偶材料。On the base of researching lots of information, the author particularly analyzes and compares the technique and economic index of steel residence and traditional structural system - rc structure to reflects the steel residence ' s good overall economic benefit by concrete datum from the material cost, effective service area and the construction ' s speed etc. discuss the optimum structural system of different scale of earthquake. the theory and example illustrate that when high steel residence has great horizontal load, the frame - prop structure is optimum
在大量資料研究的基礎上,作者進行了一個六層住宅建築實例的技術性與經濟性分析比較,該建築分別採用鋼結構和傳統結構體系? ?鋼筋混凝土框架結構,通過具體數字,從結構主材造價、有效使用面積、施工速度等幾方面反映鋼結構住宅建築的綜合經濟效益好,討論了不同地震烈度下兩種結構的優化體系,理論、結構分析算例和此實例分析都說明了有較大水平荷載時,多、高層住宅鋼結構宜採用鋼框架? ?支撐結構體系。Especially like lowness of technological content, illogicality of exporting structure, monotony of variety and specification, dropping behind of producing technology, and standard criterion not perfectly built etc. ii. relationships between science and technology and traditional china medicine ( tcm ) industry first : combination of science and technology ( s & t ) and tcm industry has come into being on the necessary condition of developing tendency. second : the function of science and technology will be brought into play if only under the circumstances of both organic balance
如在中藥材資源的開發利用上存在著重產品輕原料、重開發輕保護、重數量輕質量等問題,這些問題能否得到妥善解決關系著中藥開發研究是否能夠順利開展;我國現有的中藥基礎性研究尚未取得突破性進展,對中藥藥效作用的物質基礎、作用機制、配伍規律等缺乏創新性研究;有關中藥材種植、炮製、生產加工、質量控制的系列標準規范不夠完善,中藥的安全、有效、可控、The toxicity measurement indicates that the mixtures of 5 % chlorfluazuron and 4. 5 % beta - cypemethrin at the four ratios all had significant synergistic activity and the 39 % chlorfluazuron + 6 % beta - cypermethrin is the highest one, the ctc was 367. 22
室內毒力測定結果表明, 5 %定蟲隆與4 . 5 %高效氯氰菊酯4種混劑對小菜蛾均有顯著的增效作用,其中混配2的增效作用最顯著,其共毒系數最高為367 . 22 。The paper analyses the control principle of general several intelligent lighting control methods, analyses their advantages 、 disadvantages, applications, and the proceedings should be paid attention to in the applications ; analyzes the characters and applicable scope of common several interior illumination calculation methods ( the point method 、 the coefficient of utilization method 、 the unit capacity method ), designs a lighting system for a living room ; and brings forward to the system function of easy home lighting intelligent control system, studies design ways of its software and hardware. the system uses at89c51 micro - controller, programs with assemble language, uses effective anti - jamming measures to ensure it operates reliably
論文分析了現有常用的幾種智能照明控制方式的控制原理,優、缺點,使用場合,以及在使用中應注意的事項;分析了常用室內照度計算的幾種方法(逐點法、利用系數法、單位容量法)的特點和適用范圍,設計了某一起居室的照明系統;並提出小康住宅智能照明控制系統的系統功能,研究了該系統的軟、硬體設計方法,採用at89c51微處理器作為控制器,用匯編語言編程,並採取有效的抗干擾措施以確保其運行可靠性。From the concentration dependence of bsa apparent diffusion coefficients, protein interaction parameters have been regressed. it bears a net effective charge of - 9. 0 and has a hamaker constant of 2. 8ket
根據擴散系數隨蛋白濃度變化的斜率與離子濃度變化的相關性,回歸出了蛋白相互作用參數,蛋白所帶的有效電荷zp二一9 . oe 、 hamaker常量= 2On the other hand, the responsibility of the detectors is not consonant with each other, which causes the serious non - unification among the infrared detectors. the distinguishability of the image has been reduced, which will reduce the distance of the infrared system ' s operation at the same time
其次,熱成像系統中32元探測器的特徵性能參數並不完全一致,造成各個探測器之間非常嚴重的不均勻性現象,降低了圖像的解析度,影響了熱成像系統的有效作用距離。The paper concerns about the beams with consideration of residual stress under loading combined antisymmetric end moments with transverse uniformly distributed load, that formula for the linearly distributed moment used in gb50017 - 2003 should be modified for the nonlinearly distributed moment, and kirby, p. a & nethercot, d. a only suggested an empirical formula. therefore, it is of theoretical and practical value to investigate it
對于本文所研究的既有端彎矩又有橫向均布荷載作用且考慮截面殘余應力的梁,由於其沿梁長方向的彎矩是非線性分佈的,上述公式適用性有待進一步研究加以修正。而英國人kirby , p . a和nethercot , d . a .也只給出了彎矩非線性分佈梁的等效彎矩系數經驗公式。Distribution power systems in our country are almost ineffective grounded systems, it is called small current neutral system ( scns ). but the unique characteristics of ground - faults of the scns make it difficult to locate exactly the fault point of transmission lines
我國大多數配電網均採用中性點非有效接地系統,即小電流接地系統,但由於該系統自身的特點,其單相接地故障的檢測定位成為長期困擾電力工作者的一個棘手問題。Hot - press is a device of industrial manufacture designed to heat and press the workpieces. we designed this control system to fit the hot - press. its center unit is 89c55 single - chip microcontroller, and its output interface is a color lcd ( liquid crystal display )
熱壓機是一種對工件加熱加壓的工業生產設備,我們設計的與熱壓機配套的控制系統,以89c55單片機為中心器件,選用了彩色液晶顯示屏作為輸出界面,實現了按工藝參數的自動運行,用改進的pid演算法對溫度和壓力實現了良好的控制,並具有快捷有效的pid參數自整定的能力。分享友人