物理干擾 的英文怎麼說
中文拼音 [wùlǐgānrǎo]
物理干擾
英文
physical interferences- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 干 : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
- 擾 : Ⅰ動詞1 (擾亂; 攪擾) harass; trouble 2 (客套話 因受人款待而表示客氣) trespass on sb s hospital...
- 物理 : 1. (事物的內在規律) innate laws of things2. (物理學) physics
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Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制,實驗過程中氣浮臺質心與轉動中心有一定的位置偏差,必將導致較大的重力干擾力矩,在辨識演算法的推導過程中,重點考慮了重力干擾力矩的建模和參數辨識問題,推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法,並對演算法進行了數學模擬和全物理模擬驗證。This makes the sample easier to aliquot and has all the prerequisites for an interference - free qualitative and quantitative determination of the elements or compounds of interest
消解使樣品處理更容易,具備了元素或混合物抗干擾定量和定性測定的所有先決條件The hardness of a material is, in broad terms, a measure of its resistance to local deformation by some specified disturbing force. unlike most physical and engineering properties, therefore, hardness is not a unique property, but depends on the nature of the test concerned
硬度以廣義來說,一種物料的硬度是其對某些特定干擾力所造成本身變形的抗力程度。因此硬度與很多物理及工程特性不同,它不是一種獨特的特性,而視乎測試的性質而定。Cosmic ray test was carried out to choose and optimize working parameters of full - length prototype and its data acquisition system, verify the electronics system about dynamic range, drift time measurement search window, charge measurement integral width, work stability and electronics grounding and noise. in experiment, acquired abundant experience with the solution of actual problem and verified their reliability of physical design. this lays the foundations for the successful construction of the besiii drift chamber and electrical system
測試過程中我們調整了電子學的動態范圍、漂移時間和電荷測量參數驗證了電子學系統工作的穩定性、抗干擾能力及噪聲水平等並成功解決了實驗過程中遇到了問題。通過長時間的取數進一步檢驗了全長模型和電子學系統工作穩定性,驗證了全長模型及其數據獲取系統物理設計的可靠性,為漂移室和電子學系統的成功研製奠定了基礎。Rodents have evolved a series of physiological, morphological, and behavioral characteristics to adapt the asperity of desert environment, and their excavating and feeding activities also deeply affect the environment of desert ecosystem
鼠類作為生物干擾的重要代表,是荒漠生態系統斑塊形成的主要來源,它們已從生理、形態、行為進化出一系列特點適應了荒漠生態系統的嚴酷環境,同時其挖掘、採食行為也深刻影響著荒漠生態系統的環境。Since free water is given off rather rapidly, barring physical interference to it release.
只要排除物理干擾,那麼游離水的釋放就相當快。The mechanism about seed actual reproduction and artificial restoration under disturbance was investigated by using systematic sampling in the typical area of reaumuria soongorica population at mid - young age in desert grassland region, according to two similar habitate involved five different disturbance characteristics
摘要2003年7 10月,選擇黃土丘陵區荒漠草原地帶兩個相似生境、 5個不同干擾特徵的中幼齡紅砂種群更新恢復類型區為研究物件,採用系統取樣法或樣行法,開展了干擾條件下的紅砂種群種子更新與恢復機理的初步研究。The effects of the meteor trails orientation on the size and shape of the footprint on the ground are calculated, which the mechanism of good concealment, antijam and low probability of intercept is explained. this method overcomes the classical limitation
其次用數學的方法研究並計算了流星余跡的方位對地面「足跡」的形狀和大小的影響,從而揭示了流星突發通信具有保密性好、抗干擾性、抗攔截的物理機制,克服了經典方法的缺陷。The future wireless mobile communication systems are expected to provide ubiquitous, high - quality, and high - rate mobile multimedia transmission. however, hostile multipath fading radio conditions give rise to serious inter - symbol interference ( isi ) ; even worse, wireless channel are often time varying, which makes the system more vulnerable and more difficult to track the channel state. orthogonal frequency dvision multiplexing ( ofdm ), which is inherently resistant against isi, has invoked a popular research interest in recent years, and has been a promising candidate technology of the physical layer for future weideband high - date - rate wireless communications. notwithstanding, ofdm is much more vulnerable to errors of both time and frequency synchronization and to that of channel estimation, and how to obtain correct timing and channel estimation efficiently is highly critical to ofdm systems. the dissertation will focus on both of the aspects of ofdm systems mentioned above
但是無線環境的多徑特性造成通信系統中嚴重的符號間干擾,同時無線通道的時變性使得通道特性跟蹤復雜。而正交頻分復用技術( orthogonalfrequencydivisionmultiplexing , ofdm )正是一種解決符號間干擾的有效傳輸手段,因此ofdm技術作為未來寬帶高速率無線通信的物理層候選技術在當前引起了一股研究熱潮。但ofdm系統對定時同步誤差和通道估計誤差非常敏感,如何在ofdm系統中準確快速地實現符號同步和通道估計是至關重要的,本論文將重點針對這兩個問題進行討論。Multiple comparison method and similarity coefficient method were developed to estimate population size of the giant panda. the chi - square testing was used to determine the relationship between the occurrence of pandas and the type and intensity of human disturbance. habitat selection of the giant panda and impacts of human disturbance, such as logging, livestock grazing, herb collecting, poaching, road building, were quantitatively analysed by habitat selection index of manly
同時還利用manly ( 1993 )的選擇指數( selectionindex ) ,定量分析王朗大熊貓對生物和非生物生境因子的選擇,特別是分析如採伐、放牧、采藥、偷獵、修路等人類干擾對大熊貓及其生境的影響,從而為保護區大熊貓的管理提供依據,將造成大熊貓瀕危的人類干擾降至最低。The security of rfid technique is very high, and the environment adaptability is good. the influence of rain, snow, hail or dust on the rfid system is quit week, and it can operate in all weather. rfid system can wirelessly complete the automatic identification, tracking and management, therefore it has extensive application in the identification of high speed motional object
射頻識別技術具有極高的保密性,且其環境適應性強,受雨雪、冰雹、灰塵等影響小,可全天候工作,無線地、非接觸地完成自動識別、跟蹤與管理,抗干擾性強,因此被廣泛應用於對高速運動物體的識別中。This mechanism sometimes leads to an interference between groups of organisms.
這種機理有時引起生物群體之間的相互干擾。Results there are two kinds of inference in glucose determination by metabolic products, one is rapid reaction happened at diseases with high bilirubin concentration ; another is slow reaction concomitant with some clinical conditions
結果通過對臨床標本的測定,我們發現體內的代謝產物對己糖激酶法血糖測定產生兩種干擾,一種是在膽紅素增高時伴隨的快速干擾,一種是在革些病理情況下產生的慢反應干擾。The problem is addressed through mathematical programming approach, the linear integer formulation is developed for optimizing the network throughput, and then the similarity between the original problem and the graph edge coloring problem is shown through the conflict graph concept. a column generation solution is proposed and several enhancements are made in order to fasten its convergence. numerical results demonstrate that the theoretical limit of the throughput can be efficiently computed for networks of realistic sizes
一個對tdma機制的有效改進方法是空分tdma機制,它將無線結點之間的物理距離考慮在內,規定互相不干擾的通訊鏈路可以在相同的時間片內傳輸,從而減少了網路所需時間片的總量,從而提高了單位時間內可傳輸數據包的數量,即提高了整個網路的吞吐量throughput 。On the one hand, the theoretics of drug discovery become more comprehensive and more profound as the development of numerous new disciplines such as genomics, proteomics, transcriptomics, metabonomics, bioinformatics and system biology ; on the other hand, the pathways for new drug discovery are broadened by the continuous improvement of technological platforms including computer - aided drug design, high throughput screening, high content screening, biochip, transgenic and rnai technology
一方面,基因組學、蛋白質組學、轉錄組學、代謝組學、生物信息學、系統生物學等新興學科的崛起與發展,為藥物發現提供更為廣泛而深刻的理論基礎;另一方面,計算機輔助藥物設計、高通量篩選、高內涵篩選、生物晶元、轉基因和rna干擾等高新技術的發展和完善,為藥物發現提供了新的技術手段和有力工具,極大地拓寬了藥物發現的途徑。So it can resolve the geology problems. this method has the character of reconnoitering deeply, high ability of penetrating high resistance layer, little random disturbance, observing both far and near, observe in different time windows, receiving the geology information in different depth. so this method is widely used in source exploration and engineering measure
該方法以其具有勘探深度大、穿透高阻層能力強、隨機干擾小、可以在遠區觀測、亦可以在近區觀測、選擇不同時窗進行觀測、可以獲得不同深度的地質信息等優點,被廣泛的應用於資源勘探和工程勘察領域,成為引人注目的地球物理勘探手段之一。From a physical point of view, it is the result of a mechanical disturbance of some object in a physical medium, such as air
從物理角度講,它是某一物體在物質中介(比如空氣)中受到機械式干擾的結果。The thesis is organized as below : in chapter 1, the background knowledge is given which is needed for study on bluetooth security mechanism and implementation. first bluetooth technology is overviewed including its develop history, radio interface, physical links, interference, network topology, core protocol, etc. next communication security is introduced according to the model of network security architecture from osi. finally some primary cryptographic techniques are discussed based on symmetric encryption, asymmetric encryption and advanced encryption standard published years ago
本文研究了利用藍牙技術提供各種安全服務和實現的課題,並通過一些具體實現的實例進行闡述,具體安排如下:在第一部分,本文首先回顧了藍牙技術及發展情況,主要包括藍牙發展簡史、藍牙標準的射頻介面、物理鏈路、干擾情況、網路拓撲結構以及核心協議等;然後介紹了通信安全的基礎知識,討論了osi系統中的四層網路安全結構模型;最後給出了各種加密技術的基本理論,包括對稱加密體制如des和blowfish 、非對稱加密體制( rsa公鑰演算法、數字簽名和身份證明等)以及新一代的高級加密標準( advancedencryptionstandard , aes )等。With a purpose to provide basic data or figures for the feasible research of a project construction and its planning, taking the practical project of preselecting a factory location for an instance, using the principle and method of shallow seismic reflection, based on the area conditions, differences in physical features and disturbance, with experiments on typical sections of the construction area, one can draw reasonable measuring lines, choose right modes of producing and receiving waves, conduct primary and precise computer data processing, acquire a distinct reflected wave section from a shallow depth and explore the stratum structure in the preselected location and the distribution of longitudinal waves
摘要結合某重大工程預選廠址項目的工程實例,利用淺層地震反射波法的原理和方法,根據現場的場地條件、物性差異和干擾情況等,結合典型地段的試驗,合理布置測線,選擇恰當的激發和接收方式,進行初步和精細的計算機資料處理,可以得到清晰的淺層反射剖面,準確地查明了預選廠址的地層結構和縱波速度分佈,為工程建設的可行性研究和規劃提供了基礎資料。There was a shift from an interferon - gamma - producing cellular response ( untreated allografts ) to an absence of response ( 7 - week cold - preserved allografts and isografts )
從未經處理的同種異體移植物一直到冷凍7周的同種移植物和自體移植物, gamma干擾素導致的細胞免疫反應逐漸減弱,最後消失。分享友人