參比范圍 的英文怎麼說

中文拼音 [shēnfànwéi]
參比范圍 英文
reference range
  • : 參構詞成分。
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. By using the processing method of sliding time window, the problem of the periodicity range ambiguity is solved. meanwhile, the problem of range ambiguity which is produced because the range of target is biger than the maximum range of radar is also solved by using this method. then, the pulse width parameter which is the most important in the parameters of fmicw is analyzed. the stricter restrict is given to ensure the range spectrum has only one beat frequency after signal processing. at last this thesis introduces the different signal processing methods of fmpcw and fmicw

    同時利用該方法解決了fmpcw信號的由於目標距離超過雷達的最大單值測距而引起的距離模糊問題。然後對fmicw波形數中最為重要的脈沖寬度進行了分析,給出了更為嚴格的約束條件,保證了信號處理后距離譜峰值的唯一性。最後,分別介紹了fmpcw和fmicw信號的不同處理方式,並對兩者不同的時域濾波性能進行了較,並對二者的差異進行了分析。
  2. The structure of air - blast pipe was improved on. an orienting object was installed based on theoretical analysis, that increase the spraying span. it has been found that both spraying span and droplets uniformity improved, by installing the orienting object. according to the results of a great number of experiments, orderliness of droplets diameter along the spraying span was researched, and rational spraying span of air - assisted sprayer was suggested

    通過試驗檢驗噴霧機樣機的噴霧性能,並提出對各項數的優化設計方案。通過正交試驗和對試驗對霧滴取樣,證明導流器的安裝不僅增加了噴幅,而且還提高了霧滴均勻性系數。根據大量試驗的結果分析,找出了霧滴直徑在噴幅方向上所呈現的變化規律,並提出了合理的噴幅
  3. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴數進行了對實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  4. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是:改造現有圖形結構,先建立能反映信噪大小且含待定數k的表達式,然後通過離散型h0pfi舊單層反饋神經網路,再結合前邊的混合濾波器構成一個非線性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出數卜的,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。
  5. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的數攝動採用「對象數攝動離散滑模控制器的設計方法」 ,以確保系統在數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果,本文作了對性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  6. The theoretical part mainly refers to studies of optical parametric chirped pulse amplification. we analyze some basic theories of opcpa, such as phase matching, parametric bandwidth, walk - off in space and time, gain property and so on, and compare the basic properties of bbo, lbo and kdp

    理論部分主要是對新興的光量啁啾脈沖放大技術的相位匹配、、時空走離、增益及帶寬特性等基礎理論進行了分析,並對常用的bbo 、 lbo和kdp基礎特性進行了較分析,這對于光量啁啾脈沖放大系統的設計具有一定的實際意義。
  7. The paper refer to the two oil pollution compensation regimes, one is established by the 1969 international convention on civil liability for oil pollution damage and the 1971 international convention on the establishment of an international fund for compensation for oil pollution damage, another is established by the oil pollution act of 1990 of america, combine with the oil pollution compensation cases in recent years, introduce the present situation of oil pollution compensation in our country, discuss several problems in practice of oil pollution compensation, such as the scope of oil pollution compensation, the claimant of oil pollution compensation, the responsible party and liability of oil pollution compensation, the evidence of oil pollution damage case, the limits on liability of oil pollution compensation, present that our country would draft the oil pollution compensation law according to the principles of the oil pollution act of 1990 of america and establish the complete oil pollution compensation regime, which the responsible party and the user of oil joint compensa te the oil pollution damage, expect to completely settle the problems of oil pollution compensation

    本文較《 69民事責任公約》 、 《 71基金公約》及其議定書和美國《 1990年油污法》建立的兩套油污損害賠償的法律制度,結合近年來油污損害賠償的案例,介紹了我國油污損害賠償的現狀,並就油污染損害賠償實踐中的油污損害賠償、油污損害賠償的索賠主體、油污損害賠償主體和責任、油污損害案件的證據問題、油污損害賠償的責任限制幾個具體法律問題展開討論,提出我國可以重點照美國《 1990年油污法》制定專門的《油污損害賠償法》 ,建立由污染責任人和油類受益人共同賠償的完整油污損害賠償制度,以期徹底解決油污損害賠償的問題。
  8. The macro model of drift region resistance was established based on the solution of poisson ’ s equations and continuity equations. by the combination of spice mos ( level = 3 ) and the macro model, the complete dddmos model was then obtained, which accords well with simulated data. by simulating and comparing different devices of different process parameters, the model is applicable for different bias regions and can be useful in the power integrated circuit research in future

    首先介紹了器件建模的基本原理及相關模擬技術,然後利用工藝模擬軟體生成器件基本結構,並對其基本特性進行了分析;分析了業內和學術界較通用的高壓器件建模的方法,隨后在模擬實驗的基礎上著重分析了dddmos的物理特性,在求解泊松方程、連續性方程等基本方程的基礎上,建立有物理意義的漂移區電阻的宏模型;隨后結合spicemos ( level = 3 )模型而得到完整的dddmos模型,此模型與模擬數據符合得較好,通過對不同工藝數的器件進行模擬較,該模型能夠覆蓋不同的工作偏壓,具有較明確的物理意義,對今後的功率集成電路的研發有一定的考意義。
  9. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算,其計算結果與電科院所作現場試驗進行了較。
  10. 3 ) the influences on the internal forces by some variable parameters such as the ratio of the rise to span and the stiffness ratio are compared. the optimal range of these parameters is pointed out and some advances are also given

    研究探討了矢跨、拱梁剛度數對預應力混凝土連續梁拱組合體系橋梁結構內力的影響,並得出合理的取值,為設計人員選取結構數提供考。
  11. This paper describes a new method to select these parameters, including to determine the focus length, relative aperture and field of view of new optical system in design by means of making reference to previous star sensors and their optical systems ; to forecast the acquiring probobility of star sensor in accordance with selected param eters ; to determine the principal design wavelength and spectral coverage by means of integrat ing the spectrum of stars

    本文介紹一種確定光學系統數的新方法,包括通過較已有星敏感器及其光學系統特性來選取新光學系統焦距、相對孔徑和視場;根據所選取的數預計星敏感器的捕獲概率;採用綜合恆星光譜方法確定光學系統中心波長和光譜
  12. On - site measurements of parameters such as temperature, ph, turbidity and dissolved oxygen are made using the multiparameter water quality measuring probe, and recorded in the data logger. the readings obtained are then compared against the normal ranges from that station, and any unusual readings result in a second set of measurements being made to check the validity of the initial reading

    另外,工作人員利用多數水質計量儀實地量度多項水質數,包括水溫酸鹼度混濁度及溶解氧,將測量結果記錄在數據記錄器內,再與該監測站的正常較,核實數據的真實性。
  13. Through the field investigations, the distribution and the population of jianghuai mandarin in shaanan, from the historical documents, local chronicles and genealogical materials, the background and the course of jianghuai mandarin in shaanan are analyzed ; with the comparison and contrast, the conclusion is that jianghuai mandarin ' s formation is closely related to the historical large - scale emigration from northeastern hubei during the years of qianlong and jiaqing in the qing dynasty and that it is the variant of jianghuai mandarin which is used by the descendants of the immigrants in this area

    摘要通過田野調查與較,描述了陜南江淮官話的分佈、使用人口及語音特點;並進而照歷史文獻、方誌材料及譜牒資料,分析了陜南江淮官話形成的歷史背景與原因,結論認為:陜南江淮官話形成於歷史上清朝乾嘉年間鄂東北地區大規模移民,它是這一地區移民後代使用的一種江淮官話變體。
  14. In this paper, the writer explores to make it clear for people to understand the criminal offence in conspiracy by untypical underworld society in four aspects including the conception and basic features of the untypical underworld society, the component elements of the criminal offence in conspiracy by untypical underworld society, the affirmation of such criminal offence and the penalty upon it, in the light of theoretical research and positive analysis. the conception of the untypical underworld society in china is summarized in comparison with the notion of " society ", " untypical underworld society " and the " features " of the untypical underworld society in china. the writer elaborates, when describing the features of the untypical underworld society, such features as " highly - organized ", that " there exists a sphere of influence in a certain district, or in a certain trade or profession, and illegal control is executed within the sphere of influence ", " with actual economic strength in pursuit of economic benefits ", " political infiltration into governmental organs with antagonism ", " decaying culture " and " the compatibility in the measures of criminal offence "

    在論述黑社會性質組織的概念時,結合「社會" 、 「黑社會」的特點和我國黑社會性質組織中「性質」的來源,最後概括出我國黑社會性質組織的概念;在論述黑社會性質組織的特徵時,本文從黑社會性質組織所具有的「較高的組織化程度」 、 「在某一地區或某些行業具有一定的勢力,並在該內形成非法控制」 、 「以追求經濟利益為主要目的,具有一定的經濟實力」 、 「對政府的滲透,政治上的對抗性」 、 「文化上的腐朽性」 、 「犯罪手段上的兼并性」等方面進行闡述,特別是在「對政府的滲透,政治上的對抗性」採用大篇幅論述,並提出國家工作人員的「保護傘」既包括「包庇」又包括「縱容」 ,特別是在「縱容」方面提出了一些新的觀點;在論述黑社會性質組織犯罪構成特徵時,從犯罪的主體、侵害的客體、犯罪的客觀方面、主觀方面進行了詳細敘述;在論述黑社會性質組織犯罪的認定時,主要從黑社會性質組織與相關疇的界限、黑社會性質組織罪的司法認定兩個方面來進行的;在論述黑社會性質組織犯罪的刑事處罰時,提出了對各種組織、領導、加黑社會性質組織行為的處罰原則,並對提高該罪的量刑幅度及增設財產刑提出了立法建議。
  15. Although doctors participating in the research conceded that it was a small - scale study, they pointed out that the results were far better than those produced by traditional diet therapy

    與這項研究的醫生們指出,這項研究的雖小,但結果卻遠傳統飲食療法要好。
  16. 4. achieved the high - speed colliding experiment of landslide for the first time, the paper studies the volume distributing ruler of different velocity segment after collide, fits the experiment data via extreme function, obtains the value range of the shape parameter, thereby gets the distributing function of all part of landslide after collide. on the base of above, the paper studies the accelerating effect of partial rock - mass because of colliding, and acquires the relation between accelerating volume and overall volume, and colliding velocity

    ( 4 )首次進行了滑坡巖體的高速碰撞模型實驗,研究了碰撞解體后不同速度段巖體體積的分佈規律,並應用峰值extreme函數對實驗結果進行了數據擬合,確定出了各形狀數的取值,從而得到了滑坡巖體高速碰撞后不同塊體的分佈函數,並在此基礎上研究了滑坡巖體碰撞後部分巖體的加速運西南交通大學博士研究生學位論文第2頁動效應,得出了獲得加速的巖體例與滑坡總體積及碰撞速度的關系。
  17. Through the finite element method, this paper compares some variable parameters such as the arch axis, the rise - span ratio and the ratio of spans, which influence the mechanical performances of open spandrel rigid - framed arch bridge. then it summarizes the mechanical properties of this bridge type and the optimal range of these parameters. the plexiglass model test validates the correctness of the finite element method used in this paper. the study will provide reference for the design of this new bridge type

    本文採用有限元方法對影響空腹式剛架拱橋受力性能的主要數:拱軸線型、矢跨及跨徑進行了較分析,總結了這種橋型的結構受力特點以及拱軸線型等數的合理,為這種新橋型的工程設計提供考,並通過有機玻璃模型試驗驗證了有限元分析的正確性。
  18. When nals was used as the collector in the process, the optimal conditions were the ph of feed solution 5. 0 - 6. 0, air flow rate 100ml / min, the liquid column depths 20cm, the surfactant concentration determined by its cmc and feed concentration. under this condition, the 3 can be above 20. also, the optimal ph ( 5. 0 ) was calculated theoretically for the recovery of the cu ( ii )

    對以十二烷基硫酸鈉為捕集劑的泡沫吸附分離過程的工藝數進行了研究,並得出本分離系統所確定的最佳工藝數為: ph5 . 0 6 . 0 ,氣體流量100ml min ,液位高度20cm ,最佳表面活性劑濃度由其臨界膠束濃度和原料液濃度確定,此時(濃縮)可達20以上;同時還從理論上推算出泡沫吸附分離銅的最佳ph值為5 . 0左右。
  19. And then, some improvements have been made on the old single tube pressure wave refrigerator experimental system. the experimental research, such as the ratio of gas charge time to gas exhaust time ( ), the frequency of the jet flow ( f ), the ratio of the expansion ( ), the length of the tube ( l ) and the heat transfer condition, has been carried out on the improved experimental system. the results were drawn as the following : the refrigerating efficiency will be heightened by augmenting when is in 0. 0405 to 0. 1842 ; the highest cooling efficiency will be

    實驗考察了有關因素對製冷效率和最佳射流頻率( fopt )的影響並進行了理論分析,結果表明,在= 0 . 0405 ~ 0 . 1842內,製冷效率( )隨的增大而提高;隨射流頻率( f )的變化出現多個峰值,在本文實驗內下,第二個峰值點的效率第一個峰值點高;隨著膨脹( )的增大,和fopt都略有增大,且低下的增幅高下的大;強化管外換熱,可使fopt降低、明顯提高。
  20. The microstructure and performance of titanium is relatively sensitive to the process parameters in the hot deformation processes, and the optimal process parameters is in relatively narrow range, and then it is in difficulty to obtain ideal microstructure and performance with the common forging technique

    由於鈦合金的組織和性能對變形時的熱加工較敏感,使其適合的熱加工較狹隘,用一般的鍛造方法難以獲得理想的微觀組織和性能。
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