波帶片 的英文怎麼說
中文拼音 [bōdàipiān]
波帶片
英文
zone plate-
Her them march the guilds and trades and trainbands with flying colours : coopen, bird fanciers, millwrights, newspaper canvassers, law scriveners, masseurs, vintners, trussmakers, chimney sweeps, lard refiners, tabinet and poplin weavers, farriers, italian warehousemen, church decorators, bootjack manufacturers, undertaken, silk mercers, lapidaries, salesmasters, corkcutters, assessors of fire losses, dyers and cleaners, export bottlers, fellmongers, ticketwriters, heraldic seal engravers, horse repository hands, bullion broken, cricket and archery outfitters, riddlemakers, egg and potato factors, hosiers and glovers, plumbing contractors. after them march gentlemen of the bed chamber black rod, deputy garter gold stick, the master of hone, the lord great chamberlain, the earl marshal, the high constable carrying the sword of state, saint stephen s iron crown, the chalice and bible
其中包括桶匠小鳥商人水磨匠報紙推銷員公證人按摩師葡萄酒商疝帶製造者掃煙囪的,提煉豬油的,織波紋塔夫綢和府綢的,釘馬掌的鐵匠,義大利批發商,教堂裝飾師,製造靴拔子的,殯儀事業經營人綢緞商寶石商推銷員製造軟木塞的火災損失估價員開洗染行的,從事出口用裝瓶業的,毛皮商印名片的,紋章圖章雕刻師屯馬場的工役金銀經紀人板球與射箭用具商製造粗篩子的,雞蛋土豆經銷人經售男襪內衣和針織品商人手套商自來水工程承包人。However geological information is fully recorded in the remote sensing image, which made it possible for the choosing of this area as a dissection point to extract complex structural information of orogenic belt in west china. taking fully advantage of multi - band image richly bearing concealed geological information in combination with remote sensing analysis and structure analysis, to anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro - frame ( in corresponding to structure units and structure segments ) and with the rock masses, structure - rock assemblages, line - featured and belt - featured structures as well as penetrative and non - penetrative foliation ( primary stratum and trans position layering ) and folds as the texture and structure elements. the methods of how to distinguish granulite > ductile - shear zone, imposed fold, different deformed belts -
因而,本文選擇這一地區作為我國西部地區從遙感圖像上提取造山帶復雜結構構造信息的解剖區,充分利用遙感圖像多波段反映物質屬性的特點和圖像處理提取隱含信息的優勢,採用遙感解析?構造解析相結合的研究方法,以區域線狀構造及由它劃分的塊狀、片狀地質體為宏觀骨架(對應于構造解析劃分的構造單元、構造均勻區段) ,以地質體中的巖石巖體、構造巖石組合,線狀、帶狀構造,透入性、非透入性面狀(原始層理、新生面理)和褶皺等構造作為用於解析的結構構造要素,進行造山帶表殼組成和結構構造解析研究。First, this paper gives a method, which is utilized by baseband system according to wcdma system capability requirements, using asic + dsp to realize raker, using dsp + dsp to realize symbol process. the hardware structure of asic + dsp and dsp + dsp is designed from the whole design view. then, the discussion is made of the main function module of ic2001 and dsp, hi module, dsp peripherals on chip such as hpi, edma and emif
文章首先結合wcdma系統性能要求提出了基帶系統所採用的方案,由asic + dsp實現rake接收機功能和dsp + dsp實現符號級處理功能;然後從總體規劃的角度設計出asic + dsp和dsp + dsp系統硬體結構,對ic2001和dsp的主要功能模塊, hi模塊, dsp片上外設hpi口、 edma和emif總線作了分析,並結合基帶處理功能開發了系統驅動;最後由信號源發出測試數據進入系統,進行功能實現后輸出數據繪制出波形圖,對所設計的基帶系統驅動方案進行驗證分析。The record of the wave called a seismogram imprinted on paper, film, or recording tape or is stored and displayed by computers
稱作地震圖的震動波的記錄被刻錄在記錄紙、膠片或磁帶上,或者由計算機來儲存和顯示。Two kinds of filters are presented : by transferring the conventional waveguide cavity filter to the siw, a narrow bandstop filter is designed and simulated, get characteristic of narrow - band bandstop filtering. for example, relative bandwidth 1. 2 %, most attenuation of 48db in band. electromagnetic bandgap ( ebg ) structures present “ forbidden band ” characteristics, siw features high - pass characteristics, so bandpass filters can be composed by combing ebg and siw
本論文提出了兩種基片集成波導濾波器結構:將傳統的腔體濾波器概念運用於基片集成波導結構,設計出了一種窄帶帶阻濾波器,對其進行模擬,得到了窄帶帶阻濾波特性,如相對帶寬為1 . 2 % ,最大衰減為48db 。The pictures of that historic footstep and everything else about that and subsequence apollo moon landings, including flight data and astronaut health reading, were recorded on magnetic tape at three nasa ground tracking stations around the world
那張具有歷史意義的足跡照片和其他一切相關的,還有阿波羅號后來的登月活動包括飛行數據,宇航員的健康指標都被分佈在全球的美國宇航局的三個地面追蹤站記錄在磁帶上。It also overcomed the dificulty to realize characteristics bpf with fractional bandwidth greater than about 5 % in the form of multi - metal insert waveguide filter
既提高了濾波器的阻帶性能,又避免了單純的多膜片結構能實現的濾波器帶寬較小的缺點。Presents the model proposed for analyzing the vibration characteristics of shrouded blades and their calculation method by employing a wave propagation theory and modal synthesis technology coupled with a finite element method from the view point it is possible not only to conduct frequency modulation of the shrouded blades of a gas turbine, but also to utilize the friction effects between them to dissipate energy, thereby attaining the aim of vibration alleviation, as shrouded blades have been widely used in the design of high - speed turbomachinery, such as modern gas turbines and steam turbines, and with the shrouded blades forming an integral whole in a centrifugal force field, the vibration characteristics of the whole ring of blades are different from those of a single isolated blade, and this makes it essential to take into account the integral effect of blade shrouds, concludes from the calculation examples and engineering application that the above approach is valid and correct along with the possibility of considerably reducing the scale of calculation and analysis, and points out it is necessary to take into consideration the coupled effect of the whole ring of blades while the dynamic characteristics of shrouded blades is being analysed
帶冠葉片不但能調頻,還可以利用葉冠之間的摩擦效應來耗散能量,達到減振的目的.帶冠葉片在離心力場中形成一整體,其整圈葉片振動特性不同於單個孤立葉片,需考慮葉冠的整體效應.利用帶冠葉片系統的循環對稱性,提出了採用波傳播理論和模態綜合技術,結合有限元方法研究燃氣輪機帶冠葉片振動特性的分析模型和計算方法.算例和工程應用證明了該方法是效性的、正確的,並可以大大降低計算分析規模.研究表明帶冠葉片動力特性分析時必須考慮整圈葉片的耦合效應This paper consists of 3 sections : the theory and analysis of the conformal phased array, design of conformal array microstrip patch, and design and analysis of the millimetre microstrip conformal phased array
本論文主要包括共形相控陣天線理論分析、共形陣列微帶貼片單元的設計、毫米波共形相控陣陣列的設計與分析等三部分內容。In accordance with this rule, it may safely be assumed that the forefathers of boston had built the first prison - house somewhere in the vicinity of cornhill, almost as seasonably as they marked out the first burial - ground, on isaac johnson s lot, and round about his grave, which subsequently became the nucleus of all the congregated sepulchres in the old churchyard of king s chapel
根據這一慣例,我們可以有把握地推斷:波士頓的先民們在谷山一帶的某處地方修建第一座監獄,同在艾薩克約朝遜地段標出頭一塊壟地幾乎是在同一時期。后來便以他的墳塋為核心,擴展成王家教堂的那一片累累墓群的古老墓地。Since the dichromated gelatin has a higher diffraction efficiency in all holographic recording materials, the aim of this research is to use dichromated gelatin as the recording material and to make use of the principle of holography to design holographic optical components, especially in fabrication procedure of dichromated gelatin film and in experimental technique to form a high diffraction efficiency using different angular exposure method
為了產生優質的聚焦能力與效率,本研究採用目前具有最高繞射效率( 80 ~ 90 % )的重鉻酸明膠材料作為感光劑,除了自行調制藥劑比例成分,並依嚴格的製作步製成重鉻酸明膠全像片外,並採用不同角度重覆曝光方式改良干涉式波帶板無法自動追蹤的缺點,經過多次試驗與改進,藉以形成具備高繞射效率和自動追蹤功能的全像光學波帶板。A patch antenna with etched holes on the ground plane is also studied. the performance of the antenna at the resonant frequency is analyzed by using the fdtd method together with the pml boundary treatment. the results show that the surface waves are suppressed greatly, the bandwidth is improved and a 1 odb reduction on the sidelobe level is achieved at the 110 and 260 directions in the e plane
全面地研究了地面腐蝕周期圓孔結構的電磁晶體貼片天線在基波頻率處的性能,用fdtd方法並結合pml邊界處理技術對該天線所取得的研究結果顯示,本文設計的地面腐蝕型電磁晶體結構抑制了貼片天線中的表面波,增加了天線的帶寬,並有效地削弱了旁瓣,使天線的e面方向圖上110和260方向的兩個旁瓣被削弱了10db 。So, in this paper, a new feeding method is proposed. it is a combination of aperture coupling from a slotted waveguide and coplanar feeding using series - fed microstrip line
因此,在本文中提出一種對微帶貼片天線陣饋電的新方法,它是由波導縫隙的口徑耦合饋電和微帶線串饋的平面饋電共同完成的。We simulate other structures using the commercial software cst microwave studio, we get the tendency of the change, better filtering characteristics and we gain some useful conclusions
利用電磁模擬軟體cstmicrowavestudio對其他基片集成波導結構進行模擬,得出其特點和變化趨勢,得到了較好的帶通濾波特性,得出了一些有用的結論。And i finished the layout design, chip test of line driver and equalizer in 2. 5gbps baseband copper cable transceiver and equalizer in the 1. 5gbps sata transceiver respectively. the main improvements and innovations in this thesis are as follows : 1 、 to design an analog equalizer tuned on - chip for 2. 5gbps baseband copper cable transceiver ; 2 、 to present an adaptive equalizer for 1000base - cx transceiver ; 3 、 to present an auto - gain control amplifier used in the adaptive equalizer for the 1000base - cx transceiver ; 4 、 to present an adaptive continuous - time gm - c filter in very high frequency for the adaptive equalizer for the 1000base - cx transceiver
論文主要的改進和創新有: 1 、設計了適用於2 . 5gbps基帶銅纜收發器系統片上可調的模擬均衡器電路; 2 、提出了一種新的適用於千兆以太網基帶銅纜收發器系統的自適應均衡器結構; 3 、設計了甚高頻自動增益控制放大器; 4 、設計了一種適用於千兆以太網基帶銅纜接收器均衡的自適應甚高頻連續時間gm - c二階帶通濾波器。In practice, changing the belt wavelength, comparing the heat transfer performance of the single row tube and single wave belt with the single row tube and double waves belt, double row tubes and double waves belt, three row tubes and single wave belt, i draw a conclusion that the single row tube and double waves belt is the best
在實踐上,通過改變翅片波距w ,比較單排單波帶、單排雙波帶、雙排雙波帶及三排單波帶散熱器的傳熱性能,得到單排雙波帶傳熱效果最佳的結論。On a beautiful grassy plain in western china, an elderly kazak leads a traditional nomadic life with his family. although life is hard, they enjoy the quiet and peaceful days
在中國西部一片迷人的草原上,一個哈薩克老人帶領他的家人過著傳統的遊牧生活,雖然終日勞碌奔波,但卻安詳平和。Owing to having the advantages of large size, good thermal conductivity, high precision of manufacturing and assembling, the all - metal slow - wave structures are widely used in the wide - band, high power traveling wave tube ( twt ) and relativistic twt. furthermore, the disc - loaded cylindrical waveguide is one of the most important slow - wave structures in the all - metal slow - wave structures ( sws )
全金屬慢波結構因其尺寸大、熱耗散能力強、整體性能好等優點被廣泛應用於寬帶、大功率行波管和相對論行波管中,而膜片加載慢波系統正是全金屬結構中最重要、應用最廣泛的一大類結構。Spectral anomalies of the fully, spatially coherent light diffracted by a fresnel zone plate
菲涅耳波帶片衍射產生的光譜奇異現象Theoretically deep analysis is made concerning microwave multistage frequency conversion, the synchronous improvement in image rejection, high dynamics and ultrawidth are also discussed
同時微波單片集成電路和混合集成器件、集成天線與子系統的研製與開發,對寬帶微波測量系統提出了挑戰。分享友人