至高頻 的英文怎麼說
中文拼音 [zhìgāobīn]
至高頻
英文
extremely high frequency （ehf）-
With the rapid development of the semiconductor technology, large of the vacuum electronic device has replaced by the semiconductor element from the middle period of the last century. however, the vacuum electronic device owns tremendous prepotency in the exceed - high frequency and wide frequency band and high power field, especially in the exceed - high power field. the complexion won ’ t be changed for a long period
自上世紀中後期開始，隨著半導體技術的飛速發展，許多真空電子器件逐步被半導體器件取代，但是，在超高頻、寬頻帶、大功率，尤其是超大功率領域，真空電子器件在技術和經濟方面至今仍擁有巨大的優勢，而且在今後相當長的時期內，這種局面也不會改變。From the middle - later period of the last century, with the rapid development of the semiconductor technology, large of the vacuum electronic device was replaced by the semiconductor element. however, the vacuum electronic device owns tremendous prepotency in the exceed - high frequency and high power field. this complexion won ’ t be changed for a long period
自上世紀中後期開始，隨著半導體技術的飛速發展，許多真空電子器件逐步被其取代，但是，在超高頻、寬頻帶、大功率，尤其是超大功率領域，真空電子器件在技術和經濟方面至今仍擁有巨大的優勢，而且在今後相當長的時期內，這種局面也不會改變。Compound pattern ( 6. 4 % ), its scatter map of isi series displayed two or more oscillation patterns. 4. after the bath in 1. 8 - 3 u mol / l veratridine, touch or pressure on the l5 receptive fields could trigger some primary silent drg neurons to produce high - frequency firing, termed triggered oscillation, whose interspike intervals ( isi ) showed u - type or other types of oscillations
在部分靜息神經元lsdrg浸浴壹蘆堿后，觸壓該神經元的皮膚感受野，可以觸發產生持續數秒至數十秒的高頻放電，在散點圖上，其isi序列形成u字形或彌散形等型式的振蕩，稱之為觸發振蕩。This was done by using high frequency ultrasound to measure the ability of the brachial artery ( which runs from the shoulder to the elbow ) to relax and expand in order to accommodate increased blood flow - - a test called flow mediated dilation ( fmd )
這是通過使用高頻超聲衡量肱動脈（從肩部走行至肘）為了適應增加的血流量而鬆弛和擴張的能力，這個測試被稱為血流介導的舒張功能（ fmd ） 。The qiantang basin, having the most complete and extensive marine sedimentary strata during jurassic, is the second larger mesozoic marine sedimentary basin. although many achievements are obtained in recent years, the research are still only involved in second - or third - order of mesozoic sequence. on the base of sedimentation facies analysis of matuo formation, high frequency sequence are studied
藏北羌塘盆地地處青藏高原腹部，是我國中生代第二大海相沉積盆地，侏羅紀是羌塘盆地發育最全、分佈最廣泛的海相沉積層系近年來，羌塘盆地在層序地層方面的研究已取得不少成果，但其層序地層研究多涉及中生代二級或三級層序，至於高頻層序，尚未進行詳細的研究。Located in shangxi town of yiwu city, is a pvc blowing toys handbags factory with a large scale founded in 1985, it enjoys 16 - year s history, the factory covers an area of 11000 sq. m including huangshan development zone, owns 130 sets of large, medium small high - frequency heat - combining machines which form the firstclass printing production line in the same line. moreover, there are more than 200 skilled workers and a group of technicians with many years experience of production and ad - ministration served in factory. our factory has set up a good market image and established excellent brand reputation in passed years
始建於1985年，至今已有16年的歷史。本廠佔地面積約11000平方米含黃山開發區。有大中小高頻熱合機130臺，在同行是一流印花生產線， 200多名熟練生產工人和一批具有多年生產製造管理經驗的專業人士，多年來我廠樹立了良好的市場形象，並建立了良好的品牌信譽。Malfunctions can be diagnosed using infrared thermography without affecting the work state of tested equipments, thus the diagnostic accuracy can be improved. infrared thermography, just as often, improves electronic fault diagnosis by isolating the malfunction to specific areas of the circuit board, what is more, it usually does point directly to the failing component. thermography even can rapidly diagnose up to hundreds of elements on one pcb at one time, without requiring the operator to know the circuit principle very well, which can reduce the workload greatly
紅外故障檢測儀可以對電子設備進行在線測量，檢測時不會影響待測設備的正常工作和頻率特性，這對高頻電路的檢測尤其方便，且能提高診斷的準確性;他通常能指出電路板上的故障區域，甚至經常能直接找出故障元器件，這樣就提高了維修質量;並且能在不需要檢測人員對電路原理有深入理解和分析的情況下，對同一塊電路板上的數十隻甚至數百隻器件同時進行快速診斷，這就大大減少了維修人員的工作量，提高了維修人員的工作效率。Cyberport s internal private network provides " bandwidth freeway " for all it applications at cyberport. with a transmission rate from 1 gbps external up to 10 gbps within campus, your demand in high - speed communications can be fully satisfied
數碼港內部專用網路，是數碼港內所有信息科技應用系統的頻寬高速公路，可支持1吉比特（對外通訊）至高達10吉比特（內部連系）的傳送速度，滿足租戶對高速網路通訊的需求，讓租戶實時掌握速度的優勢。Cyberport s internal private network ( ipn ) provides " bandwidth freeway " for all it applications at cyberport. with a transmission rate from 1 gbps ( external ) up to 10 gbps ( within campus ), your demand in high - speed communications can be fully satisfied
數碼港內部專用網路，是數碼港內所有信息科技應用系統的頻寬高速公路，可支持1吉比特（對外通訊）至高達10吉比特（內部連系）的傳送速度，滿足租戶對高速網路通訊的需求，讓租戶實時掌握速度的優勢。The method is as follows : when the video signals from cmos image sensor pass through a high - pass analog filter, the microprocessor samples and processes them and then judge whether the lens is in focus. if the lens is not well focused, the microprocessor will control the lens to be in focus by moving the stepping motor
這一系統採用的方法是通過對cmos圖像傳感器輸出的模擬視頻信號進行濾波，提取出代表圖像清晰程度的高頻成分，選用單片機組成硬體電路，對信號進行處理並分析判別聚焦位置、控制馬達轉動鏡頭至對焦清楚。Muscle strengthening ? not only recruiting almost 100 % muscle fibres but stimulating them to work at high frequency between 30 and 45 hz
強化肌肉不單接近100 %肌肉纖維同時運動，而且在每秒30至45次下高頻活動。As well - known, there is an induced current on the surface when metal material is in the high frequency electromagnetic field, since tending to skin heating effect to make the temperature of metal material surface go up promptly, surface beginning melt when temperature reaches the melting point of metal, metal material is heated up continuously by surface to core till the metal droplet of melting
自懸浮定向流技術制備金屬納米微粒與一般的蒸發冷凝法有所不同，其原理是：金屬材料在高頻電磁場中產生表面感生電流，由於趨膚加熱效應使得金屬材料表面的溫度迅速升高，當溫度達到金屬的熔點時表面開始熔化，通過熱傳導作用金屬材料由表面到芯部不斷加熱直至熔化成金屬液滴。We present two different frameworks to analyzing the high frequency time series : first, regularly spaced sampled observations, which is sampled with interval of one hour, one minute even one second ; secondly, the irregularly spaced data, such as transaction by transaction data 。 the main work and innovations of the dissertation include : 1. through empirical research of high - frequency time series of shanghai composite index, the paper researches the different statistical properties on different frequency
高頻時間序列的分析與建模是金融計量學的一個全新研究領域。金融市場中高頻時間序列分為兩類:一類是采樣間隔相等的數據，比如一小時、十分鐘、五分鐘、甚至是以秒為單位採集的按時間先後排列的等時間間隔的數據;另一類是指對交易過程實時採集的數據，也就是每筆交易的數據（顯然是不等間隔的數據） 。But modern electronic counterwork technic could exactly estimate the carrier frequency, signal period, even the pseudo - random ( pn ) sequence itself of direct sequence spread spectrum ( dsss ). it is urgency to investigate a new dsss to achieve lower probability of detection ( lpd ) and higher anti - jamming
然而現代電子對抗技術可以準確估計直接序列擴頻通信的載波頻率、符號周期甚至擴頻碼本身，為達到更低截獲率和更高抗干擾的通信目的，必須研究新的直擴通信技術。As a new mechanism of producing laser, lwi can produce laser in the fields that it is very difficult even impossible to get laser ( x or even r spectrum ) using the traditional methods. so nowadays it has attracted the interest of a lot of people
作為一種產生激光的新型機制，應用無反轉激光可以在應用傳統激光理論和方法很難甚至不可能產生激光的高頻光譜區（ x -射線甚至-射線區）產生激光，因此近年來引起人們的很大興趣。If your flight schedule s schedule preferences is 3 all schedules, then you can set 700k as the channel size
如您下載航班時間表時間揀選第3項選擇即是所有直航班次的資料，請調高頻道容量至700k 。If you select preference 1 or 2, you may need to set up to 2000k for the channel size depending on which city you have chosen
如您揀選第1或2項選擇，您可能需要調高頻道容量至2000k依您選擇的城?而定。The approach extends the parallel factor ( parafac ) analysis model from the common data - domain and subspace multiple invariance sensor array ( mi - sap ) formulations to the cumulant one, and forms three - way arrays by using the cumulant matrices got from array outputs, and analyzes the uniqueness of low - rank decomposition of the three - way arrays, then jointly estimates the ranges, frequencies and doas from the matrices via low - rank decomposition
該演算法將通常在數據和子空間域應用的平行因子分析模型擴展至高階累積量域，利用陣元輸出計算的高階累積量矩陣構造三面陣，分析了該三面陣低秩分解的唯一性，並從分解得到的多個矩陣中聯合估計信源距離、頻率及到達角。From 1920s up to now, various techniques and methods for wave field decomposition, propagation and migration / imaging have been well developed, such as the kirchhoff asymptotic method, frequency - wavenumber domain phase - shift and phase - shift - plus - interpolation methods, and the one - way wave equation based phase - screen and generalized screen methods, etc. wave field extrapolation in these methods is implemented based on the expansion of the wave field by sets of basic functions like spatial fourier harmonies, modes, and green ' s functions
自上個世紀二十年代至今，波場分解、傳播與偏移成像技術經歷了將近一個世紀的發展，形成了多種不同的方法，如kirchhoff波動方程高頻近似解方法，頻率-波數域的相移（ phase - shift ）方法和相移-內插（ pspi ）方法，以及在混合域中基於單向波動方程的相位屏、廣義屏方法等。Radio broadcasting systems - very high frequency, frequency modulated, sound broadcasting transmitters in the 66 to 73 mhz band ; english version ets 300750 : 1997
無線電廣播系統.甚高頻調頻. 6至75mhz無線電廣播電臺分享友人