混成波 的英文怎麼說
中文拼音 [húnchéngbō]
混成波
英文
hybrid wave-
The arrival of the world - renowned headsman was greeted by a roar of acclamation from the huge concourse, the viceregal ladies waving their handkerchiefs in their excitement while the even more excitable foreign delegates cheered vociferously in a medley of cries, hoch, banzai, eljen, zivio, chinchin, polla kronia, hiphip, vive, allah, amid which the ringing evviva of the delegate of the land of song a high double f recalling those piercingly lovely notes with which the eunuch catalani beglamoured our greatgreatgrandmothers was easily distinguishable
這位聞名全世界的劊子手到來后,大批圍觀者報以暴風雨般的歡呼。總督府的貴婦們興奮得揮著手帕。比她們更容易興奮的外國使節雜七雜八地喝采著,霍赫邦在艾爾珍吉維奧欽欽波拉克羅尼亞希普希普維沃安拉的叫聲混成一片。According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。Delta brain waves are those with the lowest frequencies and relate to the unconscious mind. delta waves are present during deep sleep, even when the other types of brain waves are not detectable, but they may also be present in the waking state, combined with the other types. they are associated with highly instinctive, intuitive, and empathetic states of mind
波頻率最低,它構成了無意識,波出現于其它類型的腦波測不到的深睡眠期,也出現于與其它類型的腦波相混合的清醒狀態它與高度本能直覺和同一體等心靈狀態相關。A building of high, the breadth, long comparison is very important. house for combination in an ideal of big set, reruns hour then contain the best frequency to respond to the width. frequency response range in other words, the combination can broadcast tallest to can also fully develop to the lowest frequency, and the equilibrium degree is as well high, and halt a circumstance is very tiny. the first glint wave primary reflection mutual interference for with wave secondary reflection of many glints the degree is not to result in confusion. combination that fundermental the diapason wave harmonics is again perfect
大套組合在一間理想的房子里,重播時便有最佳的頻率響應寬度frequency response range 。換句話說,組合所能播放的最高至最低頻率也可以盡情發揮,平衡度亦高,駐波情況極微。第一反射音波primary reflection和多次反射音波secondary reflection的互相干擾情度不至造成混亂。The results show that : 1 ) though the water environment of nanyisan is more muddy than others, algal can still grow ; 2 ) the composition and rock type of the algal limestone are complex, the main rock types include lettuce - like stromatolites, algal reef, digitate stromatolies, wave - like stromatolites and so on ; 3 ) the deposits of algal limestones were formed in low - energy peritidal to subtidal high - energy environment of lakeshore slopes, sliding under the action of gravity and some other factors and become slump mixosedimentite layers ; 4 ) the physical property of algal limestones layers is better than others ; 5 ) the genetic development of the sediment decides that the single deposit is small, distributive and thin - layed
結果表明,南翼山藻灰巖沉積水體環境相對渾濁,但藻類仍能生長;該區藻灰巖巖石組成及類型復雜,主要的藻灰巖巖石類型有包心菜狀疊層石、藻礁、指狀疊層石、水平波狀疊層石等;其主要為濱岸斜坡上低能潮上環境至高能潮下環境形成的沉積體,在重力等因素的作用下產生滑動或滑塌形成的微生物成因的滑塌混積巖;巖層物性好於其它巖層;藻灰巖層的成因決定了該地區單個沉積體規模小、分散、層薄。A one - dimensional oceanic mixed layer model with the m - y level - 2. 5 turbulence closure schemes is employed. the rate of energy loss by breaking waves is estimated by parameterization and incorporated into the model as a source of turbulence kinetic energy ( tke ) by modifying the existing surface boundary condition of tke equation. the velocity field and turbulence energy budget are calculated under different forcing conditions ( the results given below are for a wind speed of 20 m / s. )
採用一維2 . 5階湍封閉混合層模式,根據參數化方法對波浪破碎導致的能量耗散率進行了估計,通過改變湍動能方程的上邊界條件引入波浪破碎對湍動能生成的影響,計算了不同風應力強迫下的混合層流場結構和湍能量收支(下述給出的結果是取風速為20m s得到的) 。Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced
混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗,以及許多微波測量系統中至關重要的部件。在現代通信系統中,毫米波頻段通常採用超外差接收機,混頻器作為第一級就成為關鍵部件。由於在毫米波頻段,同頻段高性能的本振源成本高,技術難度大,採用分諧波混頻技術是解決此問題的有效途徑,只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。By using irm, heterodyne receiver with good image rejection and mmw - to - if once frequency conversion can be realized, which simplified receiver constitution prominently. the number of local oscillation ( lo ) sources is reduces and electromagnetic compatibility ( emc ) of mmw system is improved. also, the size, weight, power consume and cost of mmw receiver is reduced
採用毫米波鏡頻抑制混頻器,可在保證鏡頻抑制性能的前提下,採用1次變頻接收機,從而大大簡化接收構成,減少本振數量,改善毫米波系統電磁兼容性,減小接收機體積、重量、功耗,並降低成本。On the other hand, it is indicated that the velocity field consists of a depth - independent inertial oscillation and a time - mean shear flow, which can be obtained by subtracting the inertial oscillations time mean in one inertial period. the hodograph of the velocity vector of time - mean flow at the different depths consists of a ekman spiral, and the surface velocity is 30. 3 ? to the right of the wind
一維模式的流場結果表明,混合層中的流場是由慣性波動與時間平均流兩部分疊加而成,且通過時間平均消去慣性波動后得到平均流,其不同深度的流速矢量構成一ekman螺旋,表層流速矢量相對風向右偏了30 . 3 』 。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的數學模型、環境場中的噪聲信號模型(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。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,先建立能反映信噪比大小且含待定參數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,從而確定出參數卜的范圍,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。Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit
延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻,通過低通濾波取其差頻,並經整形後由數字信號處理電路處理。Considering the nonuniqueness and instability of ultrasonic computerized tomography for structural concrete as well as the ultrasonic transmission characteristics in concrete, a natural weight matrix with dear physical meaning was introduced in the inverse algorithm
摘要針對混凝土超聲波層析成像結果不唯一和穩定性差的問題,首先依據超聲波在混凝土中的傳播特點,在反演演算法中引入物理意義明確的自然權矩陣,對走時較小的射線和射線較密的成像單元加以重權。Different algorithms were compared in the numerical simulation and model experiment of concrete velocity inversion the results showed that, compared with the least - square solutions and the damped least - square solutions, the damped and natural weighted least - square solutions reflected the inner defections of the tested object more reliably and exactly due to the usage of correct priori information, which benefited the suppression of noises and made the iterations of inverse stable and convergent
結果表明,相對于最小二乘法和阻尼最小二乘法,基於自然權的加權阻尼最小二乘演算法,由於利用了正確的先驗信息,不但使反演過程收斂,而且具有數值穩定、抗噪能力強的優點,其成像結果能真實有效地反映對象內部缺陷,因此更適用於混凝土的超聲波速度反演。Mom drove to the local feed store in la porte, texas, and picked up a 25 - pound bag of scratch grains, a blend of milo, corn and oats
媽媽開車到了德克薩斯州拉波特市的飼料商店,買來一袋25磅的穀物,那是由蜀黍、玉米和燕麥混合而成的。The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product
本廠專業設計生產製造各種氣瓶檢驗成套設備(無縫,溶解,乙炔,液化石油氣,天然氣等氣瓶) ,各種氣體充灌臺,匯流排及充灌夾具;不銹鋼四氟軟管,工業氣體(充裝)集裝箱,現代化工業廠房集中供氣系統及輔件:減壓器,安全閥,分配箱;以及標準氣體,混合氣體,特種氣體,高純氣體的配置工藝裝置;自動化切換,自動配比裝置;各種氣體閥門及配件,氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品The susceptance due to discontinuity of the sections of the septum is accounted for. then construction parameters of the bpf is determined applying network synthesis theory. by the accurate model and highly efficient iteration algorihtm, the e - plane metal suptum waveguide bpf can be designed rapidly and accurately
用此cad軟體設計製做的e面單膜片濾波器、雙膜片濾波器和混合膜片濾波器均很好地滿足了設計指標的要求,能夠應用在毫米波合成孔徑雷達上。Bottom mounted breakwater
混成式防波堤In this low ground about borodino in the mist, and above it, and especially along the whole line to the left, in the copses, in the meadows below, and on the tops of the heights, clouds of smoke were incessantly springing out of nothing, now singly, now several at once, then at longer intervals, then in rapid succession. these clouds of smoke, puffing, rolling, melting into one another, and sundering apart, trailed all across the wide plain
在霧氣騰騰的波羅底諾附近的窪地上,以及在它以外的高地上,特別是在戰線的左方,在樹林田野窪地高地的頂端,彷彿無中生有似的不斷地騰起大炮的團團濃煙,有時單個出現,有時成群出現時而稀疏,時而稠密,這一帶到處可以看見煙團膨脹開來,茂盛起來,洶涌滾動,混成一片。The designing of hybrid integrated guided - wave optical wavelength multiplexer and divider is presented
摘要設計了一種混合集成波導多波長合波功率分路器。分享友人