次基帶 的英文怎麼說

中文拼音 [dài]
次基帶 英文
subbaseband
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  1. For a class of quadratic finite element diseretization systems of an elliptic boundary problem with jump coefficients under the unstructured quadrilateral grids, we are concerned with two kinds of quadratic lagrangian finite element equations, by analyzing the relationship between the linear finite element and quadratic finite element basis functions, a hew amg method is designed

    摘要針對一類間斷系數的橢圓邊值問題,在非結構四邊形剖分下,討論了兩種二拉格朗日有限元方程的代數多重網格法,通過利用雙線性元和二函數之間的表示關系,給出了一種新的網格粗化演算法和構造提升運算元的代數途徑。
  2. The theory of wilkinson power combiner and ratrace coupler is analyzed by using the odd - even mode method in this thesis. on the basis of the theoretical analysis, we designed and tested the wilkinson power divider, the modified wilkinson power divider and ratrace coupler, good agreement is observed. in addition we propose a power combiner based on a waveguide - to - microstrip transition using antipodal finlines. this structure united the two functions of transition and equal power division, it can not only be used in the circuit power combiner but also be used in spatial power combiner

    另外提出一種於鰭線波導微過渡功分器,該結構將過渡與功分兩種功能完全結合,不但可以用於電路合成式功率合成,也可用於空間功率合成中。對功率合成器,其主要指標是輸出功率和效率,其中提高輸出功率和效率的一個方法是在輸出端抑制諧波,主要是對二諧波的抑制。
  3. Bikini has brought a revolution in women ' s wear

    來了女裝的一革命。
  4. The fault controlled the magmatism and metallization relevant to the contact zone, and deformed successively and produced cataclastic rocks and two sets of joints ; the second stage was from late cretaceous to eocene. the fault zone deformed right - laterally under ne - sw striking transtention, and new joints zone was produced at the end of the two main faults because of local stress concentration. the fault produced inchoative cataclastic rocks, and two sets of typical joints in plutons ; the third stage of deformation was relatively faint and only a little of microcracks was produced and infilled with vei ns in the deformed rocks, which was during the himalayan movement

    其後的繼承性活動在斷裂內形成碎裂程度最強達到碎裂巖的碎裂巖系列構造巖,變形兩側發育兩組典型的共軛剪節理;第二在晚白堊世?始新世,斷裂在北東?南西向近水平擠壓作用下右行張扭性活動,斷裂兩主斷裂在斜列重疊的端部由於局部應力集中進一步擴展形成節理,而斷裂在巖體區也發育兩組典型的共軛剪節理,斷裂內形成初碎裂巖為主的構造巖;第三是喜山期以西側抬升、東側下降的強烈升降為主的活動,在巖中,主斷層兩側圍巖出現微破裂。
  5. Chagan sag is a secondary tectonic unit in chagandelesu depression, northeastern yingen - eji ' naqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc at the connection region of north china plate * tarim plate and kazakstan plate, with the character of erogenic belt. in working area and its adjacent area, the forming tectonic setting of indosinian intrusion was that orogenic belt pressed strongly, intracontinental subduction ; that of early yanshan movement epoch was the stress field transferred from compression to extension meanwhile the incrassate crust of orogenic zone turned to extensional collapse ; and that of early cretaceous volcanics was that the area structure extensional collapse further more during the post period of orogenic phase

    查干凹陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個級構造單元,其盆地底為古生代時期華北板塊、哈薩克斯坦板塊和塔里木板塊交接部位形成的陸緣或島弧褶皺,具有古生代造山的性質。研究區及鄰區印支期侵入巖形成於造山強烈擠壓陸內俯沖的構造環境;燕山早期侵入巖形成於由擠壓轉向拉伸、造山的增厚陸殼開始發生伸展垮塌的構造環境;早白堊世火山巖形成於造山期后進一步發生伸展垮塌的區域構造環境。
  6. Chagan fault depression is a secondary tectonic unit in chagandelesu subbasin, northeastern yingen - ejinaqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc with the character of erogenic belt at the connection region of north china plate, tarim plate and kazakstan plate

    查干德勒蘇凹陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個級構造單元。其底為古生代時期華北板塊、塔里木板塊和哈薩克斯坦板塊交接部位的陸緣或島弧褶皺,具有古生代造山的性質。
  7. This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal

    採用平板顯示專用控制晶元al300 ,設計並製作了相關配套電路,支持的最高解析度是1280 1024 ,實現解隔行和多種視頻格式轉換的功能,滿足了fed顯示屏對vga解析度的要求。首於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面,可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號,實現亮度信號和色差信號的分離,提高了亮度信號的寬。
  8. Firstly, some basic concepts are not clear, such as what is the status of the company under liquidation, how to define the action of the industrial - commercial authority ' s invalidation of the license of the company, whether or not the share holders can sue to disincorporate the company, is it legal to dissolve a company without liquidation, what is special liquidation, under what situation will a company be obliged to disincorporate, who will be responsible for liquidation after the dis incorporation, etc. secondly, some primary legislative principles about disincorporation and liquidation that are adopted in foreign countries are not established in china, such as a company must be liquidated before disincorporation except for acquisition, the company remains valid during the liquidation until it finishes the invalidation registration, an ordinary liquidation must be replaced by a special liquidation under the instruction of the court when there is an impediment or a fraud, the company should apply to the court for bankruptcy when it is found that its debt is over its asset during the liquidation, the number of people execute liquidation can be several or just one, companies applied for annulment shall be judged by the court and must be liquidated, etc. thirdly, china does n ' t have some of the fundamental rules that are specified in the laws of foreign countries, such as the rule of disincorporation registration, the rule that the company should sue to let the court judge for disincorporation if there is a deadlock between share holders, the rule of credit trade - off in special liquidation, the rule that people who execute the liquidation are jointly responsible for compensating the loss of the third party caused by their activities that are illegal or vicious, the rule of special liquidation, the rule of the representation of the people who execute the liquidation, the rule of the court supervising the liquidation in an inactive way, the rule of how long the accounts and documents should be kept after disincorporation, etc. because of the lack in research and legislation, the system for companies leaving the market is highly disorganized, which harmed the interest of the creditors and relevant people, increased the risk of market exchange, damaged the order of the market economy and the ethic of doing business, wasted the resources of the society, and impaired the authority and seriousness of the law

    ,國外立法上的一些本制度我國沒有,如解散登記制度,股東出現僵局訴請法院判決解散制度,特別清算中的債權協定製度,清算人因違法或惡意對第三人承擔連賠償責任制度,司法特別清算制度,清算人的代表性制度,法院消極監督清算制度,帳薄及文件在公司解散后保存法定期限制度等。由於理論研究和立法的不足,造成了我國公司法人退出市場機制的嚴重混亂,損害了債權人和利害關系人的利益,增加了市場主體交易不安全感,破壞了市場經濟秩序和商業道德,浪費了社會資源,削弱了法律的權威性和嚴肅性。文章認為,完善我國公司解散和清算制度,應借鑒和引進發達國家的法學理論和法律制度,統一我國有關解散和清算立法,在本概念、本原則、本制度、本程序諸方面進行統一規范,填補立法空白,創設法院解散公司制度,廢除行政特別清算制度代之以司法特別清算制度,健全和嚴格違反清算規定的法律責任制度(包括民事責任,刑事責任,行政責任,改變現行行政處罰范圍偏廣,民事賠償范圍偏窄,刑事追究空白太多的不協調狀況) ,從而構築起科學的公司解散和清算制度,使之符合我國經濟生活的客觀需求,符合市場經濟發展的本方向,並與國外立法通例趨同。
  9. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其,以空間相關的速率方程為礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再,在尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  10. Moreover, the corporation, for the first time, used fiber optic for the baseband transmission of tv signals, and thus got a good knowledge of this technology. a trained staff also emerged, laying the foundation for the tv transmission of major events later. 2

    在廣播電視傳送中,首採用光纜進行廣播電視信號的傳送,了解掌握了這項技術,做到了與世界先進水平同步,培養鍛煉了一批人才,為日後一系列重大的國事活動中的電視傳送打下了堅實的礎。
  11. Direct modulator converts baseband signal to rf signal without upconvertion. the system design is relatively simple compared to upconversion. so direct modulator provides adventages of compact size, low cost and low spurious response

    直接調制將信號直接轉換為射頻信號,不需要二頻率變換,與上變頻方式相比系統結構簡單,降低了對濾波器的要求,具有體積小,重量輕,成本低等明顯的優點。
  12. According to the train of thought of strengthening the center, radiating around an axis, carrying the work forward gradiently, then driving the whole province forward, we can make an overall distribution, and create a metropolitan area with the core of nanchang, with an axis of developing the towns along the line of jing - jiu and zhe - gan railways and with a secondary axis of developing the towns along the line of no. 105, no. 206 and no. 323 national road

    按照「強化中心、軸線輻射,梯度推進、動全省」的思路進行總體布局,使之本形成以南昌為核心的大都市區,京九鐵路和浙贛鐵路沿線的城鎮發展為主軸,及沿105 、 206 、 323國道城鎮發展為的發展態勢。
  13. As the time trend function represent the impact of economic development on consumption, in the paper the semi - parametric model with deterministic time trend function is firstly used to make empirical study for cointegration test between actual consume and income per capita of chinese urban residents from 1978 to 2005, and the results show that there do exists cointegration between consume and income with income having important effects on consume, while the time trend form is not as what we usually suppose

    摘要由於確定性時間趨勢項代表了經濟發展等的因素對消費的影響,故本文首有非參數時間趨勢項的半參數模型對我國1978 ~ 2005年的消費收入進行了協整檢驗,實證結果表明:轉軌時期我國城鎮居民人均收入與消費之間存在著長期均衡關系,收入是消費的一個重要決定因素;同時趨勢項的影響也並不是如很多文章描述的那樣具有直線形式。
  14. Guided by a series of theories and methods of high - resolution sequence stratigraphy and sedimentology, the characteristics of medium - term, short - term and ultra short - term base - level cycle sequences have been studied in chang 6 member, upper triassic, fuxian exploration area, and the base - level cycle sequence structure types and stacking - patters formulized in detail. the sedimentary characteristics of two types of sedimentary facies, four kinds of sedimentary subfacies and ten species of sedimentary microfacies have been generalized. it has been researched that the distribution and evolution rule of sequence sedimentary facies

    本文以高解析度層序地層學和沉積學的理論與方法為指導,研究了富縣探區上三疊統長6段中期、短期和超短期準面旋迴層序的特徵,詳細闡述了各級準面旋迴層序結構及疊加樣式;總結了長6段兩類沉積相、四種亞相以及十種微相的沉積特徵;闡明了長6段層序沉積相的展布與演化規律;在深入論述高解析度層序地層和沉積相與儲層發育關系的礎上,評價預測了本區長6段的有利儲集相
  15. Firstly a microstrip - fed microstrip patch antenna has been emulated and validated. on the base of this, the multi - band property of sierpinski equilateral triangle and squareness microstrip fractal patch antennas are carefully studied, and the effect of antenna ' s property by the permittivity, the size of patch, the order of the fractal and the decrease of fractal patches is depicted ; secondly on the base of analysis and comparison of performance of microstrip - fed semicircle and rectangle double - band microstrip patch antennas, warranty of dimension curtailment is offered ; finally expansion of band of those antennas above is discussed

    在此礎上,著重分析了微線耦合饋電的sierpinski等邊三角形微分形貼片天線以及sierpinski方形微分形貼片天線的多頻特性,給出了介質參數、貼片尺寸、分形的階數以及減少分形貼片數對微線耦合饋電的sierpinki等邊三角和sierpinski方形微分形貼片天線特性的影響;其於微線耦合饋電的半圓雙頻微貼片天線和矩形雙頻微貼片天線的性能分析和比較,提供了尺寸縮減的依據;最後對以上天線的頻擴展進行了探論。
  16. Secondly, basing on single channel if sr receiver mathematic model, this thesis has designed if sr receiver subsystem and brought forward its design project and system circuit principle diagram, and explained the system working principle. furthermore, this thesis introduces the working principles and respective applications of wideband high - speed adc ad6640, ddc ad6620 and high - speed dsp tms320c6713 according with the if sr receiver subsystem high - speed analog digital conversion department, digital down conversion department and high speed digital signal processing department. thirdly, the thesis emphatically demonstrates the software realization department of the if sr receiver subsystem, which including ad6620 ' s inner parameter software setup, tms320c6713 data transmission and processing and the quadrant demodulation algorithm program realization

    於單通道中頻軟體無線電接收機數學模型,本文設計了中頻( if , intermediatefrequency )軟體無線電接收機子系統,給出了中頻軟體無線電接收機子系統的設計方案和系統電路原理圖,說明了系統工作原理,並分別對應系統中的高速模數轉換部分、數字下變頻部分、數字碩士學位論文軟體無線電理論研究及中頻軟體無線電接收機子系統設計信號處理部分,介紹了高速adcad664o ,數字下變頻器( ddc , digitaldownconverter ) ad6620 ,高速數字信號處理器( dsp , digitalsignalproeessor ) tms320c6713的工作原理,以及它們在中頻軟體無線電接收機子系統中的應用。
  17. The paper designed the pn analyzer with using receiver circuit with optimized twice down - convert and highly efficient process arithmetic and comprehensive design and particularly harmonious system. in the system the

    該文研製的pn分析儀pnscanner採用了很優化的二下變頻接收機電路以及效率很高的處理演算法,嚴謹周到的設計和獨特的協調機制。
  18. As the number of r - bands is associated with that of genes, and most genes that have been mapped to mammalian chromosomes with sufficient precision are usually distributed in r - bands rather than in g - bands. this is apparently in agreement with the hypothesis of two rounds of extensive gene duplication leading to the origin of the vertebrates

    R的數目與因的多少相關,許多哺乳動物的因已精確地進行了染色體定位,大量報道證明它們一般分佈在r上,而不是g上,文昌魚r的數目恰恰與脊椎動物起源時發生了兩因倍增的假設相吻合。
  19. Second, the design of hardware module including a / d converter, ddc ( digtial downconverter ) and dsp was illustrated. in this part, the design and application of ad6644, hsp50216 and dsp chips are fully discussed. the design of software module mainly refers to the parameter design for ddc filter and the baseband signal processing of dsp which is realized by some simulation

    模塊的硬體設計,主要包括: a d轉換器、數字下變頻( ddc )以及dsp ,詳盡地介紹了a d轉換器件ad6644 、數字下變頻hsp50216 、 dsp晶元的設計方法,模塊的軟體設計主要是數字下變頻參數的設計和后續信號的處理,並對該系統實現系統模擬。
  20. Secondly, three single deck blast vibration signals were analyzed by wavelet packet based on software matlab and the change of energy distribution curve at different frequency bands was obtained

    於matlab時爆破振動信號進行小波包分析,得到了爆破振動信號在不同頻上的能量分布圖。
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