正常基線 的英文怎麼說

中文拼音 [zhēngchángxiàn]
正常基線 英文
normal baseline
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 正常 : normal; regular; average
  1. Along with the extensive use of power cable lines in power distribution system, the probability of fundamental frequency resonance has greatly increased

    隨著配電網中電纜路的大量使用,出現波電流諧振的可能性大大增加,威脅系統的運行。
  2. Such research can lead to a new flight procedure design methodology, which copes with these problems and makes strong economical senses. under the guidance of aviation safety, efficiency, regularity and economy, this thesis applies the principle of the instrument flight procedure, firstly, to research the current vor / dme instrument flight procedure, namely the vor / dme instrument flight procedure ( vor / dmf. ifp ), its holding procedures, departure routes, arrival routes, and approach procedures, cor the terminal airspace

    本文在安全、效率、和經濟的原則下,運用儀表飛行程序設計的思想和原則,首先對在vor / dme導航臺上建立儀表進場航、等待程序、儀表進近程序和儀表離場航等機場空域內的飛行程序的設計方法進行了研究,總結出不同位置的vor / dme儀表飛行程序的布局形式、適用情況及其優缺點,並首次提出了以vor / dme為準的封閉圓弧進近程序;其次,研究了於vor / dme導航臺的區域導航飛行程序的設計方法;最後,研究了在現有的vor / dme儀表飛行程序上建立區域導航飛行程序的設計方法。
  3. This paper analyse the feasibility and necessity of examine and repair about the qiangui co. ltd of generate electricity base on the frmework of guizhou wire network and the run state and exerience of the factory. at the same time, in the base of the lucubrate and analyse of stats examine in domestic and abroad, this paper has analyse the abrupt librate of steamer generator by online data check in pancountry power plant. it acquire obvious effect and prove the applicability and feasibility about the examine in power plant by take correspond measures to ensure the normal operate of the set

    本文根據貴州電網的結構形式以及黔桂發電有限責任公司機組的運行狀況和經驗,進行了黔桂發電有限責任公司實行狀態檢修的可行性和必要性分析,同時在深入研究分析國內外狀態檢修技術礎上,對盤縣發電廠汽輪發電機組突發振動事例用在檢測數據進行分析、採取相應措施處理,使機組運行,取得了明顯的成效,同時也證明點檢與狀態檢修在火電廠的適用性和可行性。
  4. First, using strip - partitoning method and programming in matlab language, the numerical caculations of the relation curve between moment and curvature are done for the beams strengthened with non - prestressed and pretressed cfrp sheets, base on the assumption of plane section, non - bonding slip and non - peeled destroy. secondly, nolinear finite elemeant analysis by ansys are done for the beams strengthened with prestressed cfrp sheets base on the three assumptions before mentioned, the analysis are all done for the relation curve between load and displacement, the distribution of material stress, the distribution of cracks. lastly, calculation formula of flexural capacity and deflection are proposed

    )的全過程關系曲。其次於上面的三個假定,選擇合理的本構關系,利用ansys通用有限元分析程序對預應力碳纖維布加固梁進行非性有限元分析,分析了加固梁的荷載-撓度關系、材料的應力情況、裂縫的分佈情況等。最後提出了承載力計算公式和使用狀態下撓度計算公式。
  5. With the rapid development of railway construction in china, the network size has been continuously expanded, the net framework strengthened and the network structure optimized. at the same time, the task of railway transportation has been more and more onerous, then the railways are constructed in different ages, complex geological conditions and effected by their designs and constructions as well, in addition, the railways are making advances to speed - up and load - over now, so many railway roadbed have the existence of all kinds of diseases in different degree. these diseases effect badly the normal railway operation, even they may bring about catastrophic accidents

    隨著我國鐵路建設的飛速發展,路網規模不斷得到擴大,路網骨架不斷得到加強,路網結構不斷得到優化,但與此同時,鐵路部門運輸任務日趨繁重,加之我國鐵路修建年代不同、地質條件復雜及受當時設計施工等因素的影響,且目前我國鐵路朝著高速重載方向發展,許多路路存在著不同程度的病害隱患,嚴重影響列車的運營,甚至造成災害性的事故。
  6. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種於模糊神經網路的非性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的運行,很好的抑止了電機轉矩脈動,同時有效地降低了噪聲。
  7. As indices of generalized atherosclerosis, the team recorded the baseline intima - media thickness of the common carotid artery and the presence of carotid plaques using ultrasonography

    研究小組使用超聲掃描技術記錄了頸動脈內膜中層的厚度,以及頸動脈斑塊的存在,作為一般動脈硬化癥的指標。
  8. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    爾霍夫定律的電流差動保護無論對於何種形式的輸電路都是一種簡單、可靠、選擇性強的保護形式,電力系統的發展使得電流差動保護應用於路保護成為需要,而電子、通信技術的發展使得電流差動保護應用於輸電路成為可能。首先,本文對目前路保護的研究和實際應用情況進行了討論和分析,比較了路縱聯保護的實現原理和實現條件及優缺點。其次,針對規相量電流差動保護易受負荷電流和故障過渡電阻影響的缺點,同時為加快差動保護的動作速度,對於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析,結果表明於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于規相量電流差動保護,對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  9. 3 ) based on the analysis result of equal contact stress curve and the theory of elasto - hydrodynamic lubrication, the expression of the oil film thickness between roller ( or ball ) and orbit are calculated. the simulation result proved that the thickness of oil film is enough for bearing and lubricating

    ( 3 )於等接觸應力曲的求解結果和彈性流體動力潤滑理論,求得滾動體和軌道曲間的油膜厚度表達式,並通過模擬分析論證了馬達工作時這種油膜能滿足承載能力和潤滑的需要。
  10. The first image is a reference drawing of the basic normal 4 - chamber view ( figure 2 ), with the cardiac apex and the descending aorta on the left and the axis of the heart at about 45 from the midline

    圖2是本的四腔心切面的參考示意圖,心尖和降主動脈在左側,心臟的軸和中呈45 。
  11. Furthermore, it is very important that improve the autoimmunization of substation without watch - keeper. in the design of substation, we predigest main wiring with a minitype base and adopt simple wire - connection : dule t type is used in 66kv side, segmented single bus - bar with hospital bus - bar is used in l0kv for major load

    在該無人值班變電所的設計中,以小型化模式為礎,簡化主接: 66kv側採用雙t接方式,時雙雙變壓器分列運行; 10kv側由於饋電路較多,負荷較為重要,因此採用單母分段帶旁路接方式。
  12. The result shows that the solar radiation pressure moments play a mainly part. based on kalman filtering, three kinds of attitude determination algorithms were studied using the attitude sensor now available on the explorer : the first based on digital solar sensor ( dss ) and gyroscope when the star sensor is not available ; another based on dss, high - gain antenna ( hga ) and gyroscope when the explorer is in the earth - safe mode ; the third based on star sensor combined with gyroscope when the explorer is in the normal mode

    針對配置了典型測量敏感器的深空探測器,於擴展kalman濾波給出了其姿態確定的方法:針對星敏感器不可用情形,給出了使用太陽敏感器和速率陀螺定姿的濾波器演算法;針對安全模式下的對地穩定定向情形,給出了太陽敏感器和高增益天融合速率陀螺信息的定姿演算法;針對巡航模式給出星敏感器和速率陀螺聯合定姿演算法。
  13. The study shows that the most likely sliding path is located shallowly under the rock bed and the sliding path runs close to a line from tensile area at dam heel to dam toe. staircase sliding paths buried less than 14 meters bellow dam heel are also dangerous, but they are not the most dominant

    研究表明,最危險滑移路徑處于壩面以下淺層,滑移通道為從上游壩踵拉裂區沿近直方式向下游壩趾滑出;蓄水位時, 9b 、 4b壩段最危險滑移路徑安全系數分別為k _ s = 4 . 15 、 3 . 05 。
  14. The systematical experimental study on the structure characteristic of soft clay from wenzhou has been carried out. based on schmermann and nagaraj ' s experimental conclusions and a large number of structure characteristic experiments of soft clay from wenzhou, an updated correction method of compression curve of disturbed soil is presented. the corrected compression curve is composed of four sections : horizontal section, elastic compression section, structure dilapidation compression section and normal compression section

    結合溫州軟土進行了結構性試驗,對軟土的結構性進行了系統研究,在schmertmann和nagaraj等人實驗結論及大量溫州軟土結構性試驗的礎上,得到了結構性軟土的四段式壓縮曲:水平段、彈性壓縮段、結構破損突降段,壓縮段。
  15. Furthermore, the spectrum characteristics of normal seawater and oil polluted water are also analyzed and discussed, from which we reach the conclusions that the transformation method can be used for obtaining reflectance data and airborne hyperspectral data can be used for oil film detection as well

    進一步對海水和油污染水體的光譜特性進行分析,通過反射率曲比較,得出運用於圖像特徵的反射率處理模型提取光譜信息和運用航空高光譜數據進行海上油污染檢測的可行性。
  16. Because of the significant difference in curve shape between the normal bacteria culture and culture with antibiotics, this technique could be used to study the drug - resistance of bacteria

    細菌培養所產生的阻抗曲圖譜與在細菌培養中滴加了抗菌藥物所形成的阻抗曲圖譜形態有明顯差別,利用這種阻抗曲圖譜的形態差別來判斷細菌的耐藥性。
  17. Sweetpotato pollens killed by u. v. didn ' t sprout ; 2. normal pollens sprouted ; 3. pollens of 5x mixed with recognition pollens attached and sprouted much ; 4. in the negative - cross, sweetpotato pollens attached and sprouted much on the stigma of 5x ; 5. in the possitive - cross without recognition pollen, 5x pollens few attached and sprouted ; 6. in the treatment of pgr ( twice ), globular - embryo observed on 15 days after pollination ; 7. ovule obtained by intercross germinated on the medium ; 8. plantlet from intercross ovule grew on the medium ; 9. seeds obtained by opening pollination ; 10. tubers of hybrids from 5x crossed by sweetpotatos for two generations

    紫外殺死的甘薯花粉在親和柱頭上不萌發; 2 .未經紫外處理的甘薯花粉在柱頭上萌發; 3 .在蒙導花粉作用下,五倍體的花粉在甘薯柱頭上大量附著和萌發; 4 .反交組合甘薯花粉在五倍體柱頭上大量附著和萌發; 5 .交組合無蒙導花粉時五倍體花粉少量附著和萌發; 6 .生長調節劑二次處理后,授粉后15天所見的球形胚; 7 .雜交胚珠在培養上萌發; 8 .雜交胚珠培養成苗; 9 .放任授粉收獲的大量種子; 10 .五倍體與甘薯雜交兩代產生的後代群體的結薯性。
  18. Based on the research project of my tutor the application of a new unified power flow controller in extra high voltage transmission lines operated in two phases, the existing principle of upfc and methods of the transmission lines operated in two phases, put the new upfc into hai - jin - jia 330kv extra high voltage transmission lines based on perfecting the framework of main net located in west of river in gansu which can improve the quality of electric power and ensure power transmission or transfer between the main net of gansu and the area of west of river

    本文綜合分析了海-金-嘉330kv超高壓輸電路在運行和故障情況下的諸多問題,在upfc的現有成果和非全相運行現有方案的礎上,結合導師的研究課題? ?新型統一潮流控制器在超高壓輸電路非全相運行中的應用。提出在完善甘肅河西主網架結構的礎上,將新型的upfc應用於海-金-嘉330kv超高壓輸電路,可以較好的解決電壓質量問題,確保甘肅主網與河西地區電網的功率傳輸、轉換。
  19. On the railway line nuder normal major repair cycle, rm - 80 full section undercutting ballast cleaning machine has enough excavation ability in working condition, productivity can come up with it ' s design standard

    對于大修周期的路上, rm80型全斷面道碴清篩機作業運行工況具有足夠的挖掘能力,作業效率本上能夠達到其設計標準,這些在國外已經得到了充分的證明。
  20. It is found from the experiment that under the conditions of peak magnetic field of 0. 57t, beam pulse fwhm ( full width of half maximum ) of 44ns, a microwave radiation pulse with fwhm 25ns and whole width of 35ns is produced, when the intensity of the guiding magnetic field rises, the peak microwave power changes little but the width of the pulse reduces. the a - k gap also has obvious influence on the microwave radiation, the stable and higher microwave output is obtained under suitable gap

    實驗中還發現,在峰值磁場0 . 57t和束流半高寬44ns情況下,得到了25ns半高寬和35ns底寬的微波脈沖信號,隨著導引磁場增加,微波信號幅值本不變,但國防科學技術大學研究生院學位論文是微波脈沖寬度會逐步減少;實驗中還發現磁場圈位置有一定的軸向調節范圍,說明在磁場軸向分佈的一定變化范圍內,器件都可以工作,這對以後的永磁場系統導引的微波實驗有利。
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