直接干擾 的英文怎麼說

中文拼音 [zhíjiēgānrǎo]
直接干擾 英文
direct interference
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 接 : Ⅰ動詞1 （靠近;接觸） come into contact with; come close to 2 （連接; 使連接） connect; join; put ...
  • 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...
  • 直接 : direct; immediate
  1. This paper selects dc double - arm bridge, uses the four - port connection to remove the contact and connection resistances and reduce the electromagnetism interfere. grounding grid conductors fault levels are established during a lot of emulational computations, simulative experiments

    使用直流雙臂電橋，採用四端鈕連接法，可大大降低現場中電磁干擾及引線電阻和接觸電阻的誤差影響。
  2. " endothelial vasodilator dysfunction and carotid intima - media thickening are the early markers of arteriosclerosis, " explained professor woo. " in adult obesity, there are many other risk factors such as hypertension and abnormality in lipids metabolism, it is very difficult to delineate the direct effect of obesity to vascular changes. however, it may be easier in children when we can avoid the interference of other risk factors and more precisely isolate the effect of obesity.

    血管內皮功能障礙和頸動脈內中膜增厚是反映血管粥樣硬化的早期指標；在成年人中，由於與肥胖並存高血壓、脂肪代謝紊亂等多種因素的相互影響，很難評估肥胖對心血管粥樣硬化性疾病的直接危害關系；在兒童時期進行檢測，就可避開上述的多種其他因素的干擾，更準確地預測出單純肥胖對血管硬化的影響。
  3. As an example, the detection problem of noise frequency modulation jamming signal was analyzed, two accumulation detection methods, direct accumulation detection and binary accumulation deteceion, were proposed, and the detection probability of the two methods was calculated

    摘要以噪聲調頻干擾為例，對干擾信號的檢測問題進行了分析，提出直接積累檢測和二進制積累的檢測方法，並計算了兩種方法的檢測概率。
  4. The size of interference, directly influence converse quality quality, even cause system to drop words

    干擾的大小，直接影響到通話質量? quality ，甚至引起系統掉話。
  5. A common data acquisition card can be used on laboratory virtual instrument engineering workbench through designing the external interface between labview and common date acquisition card on the software design ; used the idea of the double buffer and direct memory access, a real time data acquisition and logging about the succession, big capacitance leakage current is realized ; a digital filter is designed to filter high frequency signals

    在軟體設計上，設計了與普通數據採集卡的介面，實現了在labview環境中應用普通數據採集卡的功能；運用雙緩沖和內存直接映射的設計方法實現對連續、大容量泄漏電流信號的實時採集和存儲；設計了數字濾波器對採集后的原始數據濾去高頻干擾。
  6. It is difficult to recognize the character directly in original image because the original image has big dimensions, which need big memory, and at the same time, there are many disturbed areas in the image. however, if we can locate license plate and segment character precisely, thus the capacity of storage can be reduced and the disturbance can also be avoided, and so the character will be recognized accurately, which can ultimately improve the efficiency and precision of the recognition system

    這是因為由攝像機得到的原始圖像尺寸較大，所需存儲空間較大，又有眾多的干擾區域存在，在圖像中直接對車牌字元進行識別是十分困難的，如能準確定位車牌區域和切分字元，可以減少存儲容量，避免干擾，進行準確的字元識別，從而提高整個識別系統的工作效率和識別精度。
  7. A novel communication receiver which uses lapped transform ( lt ) incorporating modified median filter ( mmf ) algorithm is designed for narrow - band interference excision. the lt domain mmf algorithm takes full advantages of the direct sequence spread spectrum signal, as well as the characteristics of lt, performing the transform domain filtering twice. the first filtering locates the position of interference and mitigates most of them. the second filtering is performed in a small neighborhood of the located interference. so lt domain mmf algorithm can completely mitigate the interference without distorting the desired signal. simulation results demonstrate the improved ber performance and increased robustness of our receiver

    本文採用改進的重疊變換域中值濾波演算法進行變換域抗干擾處理.該演算法既考慮到直接序列擴頻信號的特點，同時又利用重疊變換的特性對變換域系數進行了二次濾波.該演算法節省處理時間，並且不需要有關干擾的先驗知識，系統性能不會隨干擾頻率變化而變化，因而是一種很穩健的處理方法
  8. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上，將通信理論中的直接序列擴頻技術（ dsss ）用於解決低壓電力線通信的干擾問題，主要研究內容如下： （ 1 ）用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析，分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析，驗證dsss技術在本系統中的可行性； （ 2 ）由dsss技術對濾波系統的要求，根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路； （ 3 ）用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路，構造出低壓電力線載波通信系統，並採用atmel公司的單片機設計了接收和發射電路的微控制器； （ 4 ）分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗，並對結果進行分析，驗證了dsss技術對干擾信號的抑制作用。
  9. Traditional multiuser detector make good use of all signals which resuilt in multiple access interference so that it provides optimum mai resistance. ( 1 ) nevertheless, it assumes that the receiver can acquire the signature waveform and timing of desired user and the interfering users ; ( 2 ) it has no ability to suppress intercell multiple access interference ; ( 3 ) it cannot be applied in downlink channels. adaptive multiuser detector eliminates the need to know the signature waveforms and the timing of the interferes and has to need training data sequences for every active user

    傳統多用戶檢測在單用戶檢測技術基礎上，充分利用造成多址干擾的所有用戶的信息進行聯合檢測，從而具有良好的抗多址干擾能力，但存在一些缺陷： （ 1 ）不僅要求知道期望用戶的地址pn碼及其定時信息，還要求其他干擾用戶的地址pn碼及其定時信息； （ 2 ）不能消除其他相鄰小區的多址干擾對本小區的影響； （ 3 ）不能直接應用在cdma移動通信系統中的下行鏈路。
  10. Based on ds - ss technology, this master dissertation profoundly studies many kinds of different jamming signals, evaluates the effectiveness of them and makes simulation

    本論文以直接序列擴頻技術為基礎，深入研究了幾種不同的干擾形式，並對其進行干擾效能評估和模擬。
  11. Direct sequence - code divition multiple access ( ds - cdma ) technology is achieved easily and used widely at present its receiver capability is confined by two factors, one of which is the multiple access interference ( mai ) which makes the capacity low, another of which is the near - far problem

    直接序列擴頻-碼分多址（ ds - cdma ）技術是最易實現、也是目前應用最廣的一種方式，它的接收性能受到兩個主要的限制：一個是多址干擾造成的性能下降；另一個則是遠近效應問題。
  12. In view of the limitation of the traditional inversion theory and method of the gravity and magnetic field, professional an yulin, etc, worked in china university of geoscience, has come into being the theory system of the all - direction imagery for local gravity and magnetic sources after having researched a few years. the theory system broke through the thinking method of traditional theory system, researched all - direction imagery of the 2d local gravity and magnetic sources by means of complex function theory and researched all - direction imagery of the 3d local gravity and magnetic sources by means of spherical harmonic analysis theory, developed greatly the interpretation theory on the gravity and magnetic field

    該理論體系突破了傳統的重、磁場解釋理論體系的思維方式，採用復變函數理論研究二維局部重磁場源全方位成像，採用球諧分析理論研究三維局部重磁場源全方位成像，大大發展了重磁學科解釋理論，可以在起伏地形、有背景疊加和高頻干擾等復雜條件下，直接反演加疊代修改，求解分佈在有限范圍內的二維和三維重磁場源異常場的多種反演問題。
  13. The is strong and clear, and protect the sight health, see the direct export, and have no the radio frequency net the interference

    超強清晰，保護視力健康，音視頻直接輸出，無射頻網狀干擾
  14. Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference

    用矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈，用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式，舉例說明了互耦對陣列天線性能的影響，數值模擬了在弱干擾和強干擾下，互耦造成系統性能下降的情況並分析了原因。
  15. This dissertation presents how to use the ultrasonic motor as an actuator to suppress the flutter of a two - dimensional airfoil section with a control surface. the ultrasonic motor, which features simple structure, high torque at low speed, small size, low weight and no electromagnetic contamination, is a promising actuator for the flutter suppression of small aircraft

    超聲電機以其結構簡單緊湊、轉矩/質量比大、低速大扭矩、直接驅動，動態響應快、斷電自鎖和不產生磁場且不受外界磁場干擾等優點，有望成為一種非常有前途的作動器，用於小型飛機的機翼顫振主動抑制。
  16. Based on the breakdown model of blemish dielectrics, the dielectrics state of power cable can be monitored using measures of the loss current from the shield of power cable that is sparked by the disturbing source in power network

    藉助于含有缺陷的絕緣擊穿模型，利用電力系統固有的干擾作為信號源，直接測量電纜屏蔽層的損耗電流，監測電力電纜絕緣運行狀態。
  17. The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences

    論文首先簡單介紹了掃描探針顯微鏡的發展、分類、工作原理及應用；接著對ti公司的tms320vc5402dsp的特點及外圍擴展作了簡單介紹；然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制；藉助直接數字集成器（ dds ）實現輕敲式原子力顯微鏡的微懸臂的「輕敲」 ； vc5402dsp的主機介面（ hpi ）與pc機在增強并行口（ epp ）模式下的通信；論文最後還介紹了掃描管z向的數字pid閉環控制，步進電機的自動進針，並對實際出現的一些電磁干擾問題作了討論。
  18. The dtc system is a high - performance ac driving system. but conventional speed controller in dtc system is ped adjuster, which ca n ' t make the system have enough quick response, the ability to restrict the noise and strong robustness to the parameters of the system

    作為一種高性能的交流調速系統，在直接轉矩控制系統中，速度調節器通常都採用pid調節器，使得系統的快速性和抗干擾能力及對系統參數擾動的魯棒性不夠理想。
  19. The method has distinct advantages as fllows : ( 1 ) microwave radiometer itself do not radiate electromagnetic wave, so it have the attribute of concealment. ( 2 ) microwave radiometer is not directly disturbed by other eleclro - magnetic signal, and it can work in all weather condition. ( 3 ) power loss and equipment volume are greatly decreased than usual radar

    此方法具有： （ 1 ）本身不發射電磁波信號，具有隱蔽性； （ 2 ）不受到其他電磁信號直接干擾，並可以全天侯工作； （ 3 ）功率損耗和整機體積比一般雷達大大減小。
  20. Both the grazing frequency and different number of herd influence the species composition of bird community, the bird species increasing following the decreasing of grazing frequency ; and the biomass decreasing following the increasing of grazing frequency, the bird species increasing following the decreasing of the number of herd ; the biomass of bird community decreasing following the increasing of the number of herd the grazing disturbance influences bird community structure by two ways : one way is that grazing disturbance influences bird community directly ; the another way is that grazing disturbance influences bird community indirectly by changing vegetation structure and habitat structure

    放牧頻次和不同數量的牧群影響鳥類群落種類組成，隨著放牧頻次的減少，鳥類群落組成的物種數增加；隨著放牧頻次的增加，鳥類群落的生物量呈現出顯著的遞減。隨牧群數量的減少鳥類群落組成的物種數減少；隨著牧群數量的增加，鳥類群落的生物量呈現出遞減的趨勢。放牧干擾對鳥類群落組成影響的原因有兩方面：一是牧群的直接干擾；另一個原因是放牧影響植被結構和生境結構的變化，間接對鳥類產生影響。
分享友人
分享到 Line

分享到臉書