有效干擾 的英文怎麼說

中文拼音 [yǒuxiàogānrǎo]
有效干擾 英文
effective jamming
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 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...
  • : 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...
  • 有效 : effective; valid; efficacious
  1. Using this method to dispose interference of output signal of sensing elements, the interference caused by fixed position heat source of constant and adagio variable temperature can be effectively eliminated in exterior

    用這種方法對敏感元件的輸出信號進行處理可以十分地消除位置固定(或移動速度很慢)的熱源所產生的
  2. Heamagglutination tests were applied to detect virus in allantoic fluid of chicken embryos which were infected by b95 gathered from the vaccinated chickens " cloacal and oral cavity. the results show that the virus may be detected from 2 days to 11 days after the chicken being vaccinated. the hi antibodies were measured by heamagglutination inhibition tests. there is no significant difference between the immunized and the control chickens which were fed in one case. chickens were immunized with b95 by different immunization meathods or with different vaccines by the same meathod. lt is demonstrated that eyedrop, drinking water, spray or muscle injection all can stimulate good effects, but eyedrop and spray seem to be the best meathods. b95 immunized chicken have relatively higher hi titers and it also can last for a longer time than others

    但如果兩者相隔10天以上免疫, b95免疫不受h120的影響;如果同時免疫b95和h120 ,加大b95的免疫劑量也能獲得良好的免疫果。用棉拭子采b95免疫雞口腔、泄殖腔的分泌液,檢測其中病毒的存在,結果免疫后2 11天雞口腔和泄殖腔中均病毒的存在,說明b95免疫雞帶毒時間長。研究結果表明, b95具不受母源抗體、 hi抗體產生快、水平高、持續時間長、同居擴散性強等特點,因此b95是一株優良的、具開發前景的新的新城疫疫苗株。
  3. In this paper, based on land use maps of 1976, 1988, 2003, which were interpreted from the landsat mss / tm / etm imageries, and the map of main road, with the buffer analysis tool in arcgis 8, we studied the land use and land cover change on the two sides of the main roads in xishuangbanna, then we studied the impact of population density and the topographic factor on road effects. during the study both the comprehensive land use dynamic degree model and the land use degree comprehensive index model are taken into account, we put forward a compensatory model ? “ amendatory comprehensive land use dynamic degree model ”

    由於人類活動強度加大,公路應深度不斷擴展, 1976年為5km , 1988年為7km , 2003年達到11km ;受自然、社會條件的影響,不同路段的公路應存在較大差異,甚至同一路段兩側應也各不相同。 1976年至2003年,距公路不同距離范圍內的人口密度都在增加,且距離公路越近,人口數量密度越大、增長越快,人口分布向公路兩側聚集的趨勢。選取人口密度為大、中、小三個樣區分別分析公路應的范圍表明,人口密度
  4. Initial growths of disturbances are measured by means of hot - wire anemometry. due to the detected signals with low signal to noise ratio, the coherence function is used to eliminate background noise during data reduction

    動增長的初始階段,信號的信噪比非常地低,根據相關譜分析方法,應用相函數,將動信號地提取出來,測量了初始動的增長。
  5. And more, a computer simulation has been made and the results indicate the validity of part time - resident interference under the certain ratio of jamming - to - signal time - resident, consequently, it may provide concerned methods for countermining fh communication systems

    進一步進行了模擬與分析,結果表明在一定信駐留時間比情況下,部分駐留時間性,從而為針對跳頻通信系統進行對抗提供相關方法。
  6. On the basis of introducing the principle of the tf / ar radar, this paper analyzes the conditions of effectively jamming the tf / ar radar in typical tactical act of hedgehopping, which include the disposition and quantity of electron reconnaissance / jammer, calculates the capability request of equipments in the method of sensor / hand - emplaced jammer, and concludes that it is difficult to jam tf / ar radar at the present time

    摘要在介紹地形跟隨迴避雷達工作原理的基礎上,通過設定典型超低空突防飛機的戰術行動,分析了對雷達實施有效干擾所必須具備的條件,包括偵察機的部署、數量要求等;並計算了在傳感器擺放(投擲)式機模式下對裝備的性能要求,得出了在目前技術條件下,對地形跟隨迴避雷達實施在技術和戰術上都是困難的。
  7. In order to combine the study of the ds - ss communication system ’ s availably jamming, the whole ds - ss communication system is modeled and simulated, including the modulation of the ds - ss signal, channel transmission, synchronal demodulation of signal and statistic of the bit error rate ( ber )

    為結合直擴通信系統的有效干擾研究工作,建立了直擴系統從信號的調制產生,通道傳輸、信號同步解擴解調和誤碼率統計的全過程模擬系統。
  8. Radio - frequency noise jamming is an effective jamming to pulse compressed ( pc ) radar. it shows the best jam quality when it ' s bandwidth equals to the jammed signal ' s bandwidth and it ' s central frequency equals to that of the jammed radar ' s receiver

    射頻噪聲對脈沖壓縮雷達是一種有效干擾,在其帶寬等於雷達信號帶寬,中心頻率對準雷達的中心頻率時具最佳的品質。
  9. Continuous single tune jamming is an effective jamming to linear frequency - modulated radar. however it can not suppress signal output after being full of the sidelobe suppress filter of the jammed bi - phase coded radar, no matter how great the power of it may be

    單頻正弦波對線性調頻雷達是一種有效干擾,但對於二相編碼雷達無論具多大的功率在充滿二相編碼雷達接收機的旁瓣抑制濾波器后也不能壓制信號主瓣,因此是一種無
  10. We modulate the amplitude of the continuous single tune jamming by noise and produce the continuous noise - modulated jamming. this kind of jamming is effective to pc radar including linear frequency - modulated radar and bi - phase coded radar

    在對單頻正弦波進行噪聲調幅后形成的噪聲調幅對線性調頻雷達和二相編碼雷達都是有效干擾,其特性和射頻噪聲類似。
  11. The spread spectrum communication ’ s availably jamming becomes the key to get the electronic war ’ s victory, so it is very important to research the effectiveness of jamming and interference referred to the direct sequence spread spectrum ( ds - ss ) communication system

    為取得現代電子戰的勝利,對擴頻通信的有效干擾成為關鍵。因此,研究直接序列擴頻通信能具重要的現實意義。
  12. The results show that the code based on our new methods has pretty well function on accuracy, robust, efficiency of image examining. accordingly, this system can basically satisfy the request for examining and controlling technology in the process of producing nuclear track membranes

    使用結果表明:此系統具能力強,檢測結果準確,檢測率高等特點,基本滿足核孔膜生產過程對檢測和控制技術的要求。
  13. Considering muti - station of communication systems, a kind of vector graph ' s connection project is presented, which can unite fast two or more maps as a big electronic map, having great adaptive ability and flexibility

    根據大慶石油管理局通信站的實際情況,設計了一種具較強適應性和靈活性並具能力的矢量圖形的拼幅演算法。實際應用結果證實了拼幅演算法的性。
  14. The millimeter has the largest frequency band and the highest velocity of communication, but it has the highest cost and technical defaults : multi - path effect, reflect and scatter caused by cloud, smoke, water - dropping, the buildings, the grounds and its shape, the interference caus ed by the thunder, the complexity of device, difficult maintenance, and so on. now the band of the leakage coaxial line is up to 3ghz, leakage coaxial line has some advantages : good adaptability to cloud, smoke, water - dropping, the buildings, the grounds and its shapes, good steady field, it has some technical defaults : lower resolution for location and measuring velocity, the more complex of its sending - receiving relay devices, weak anti - interference, the strict demand for the hole size in the line, the cleaner work environment and the higher cost

    毫米波具最大的帶寬和最高的通信速率,但也最高的成本要求和較難克服的技術問題,即傳播的多徑應,降水、雲霧、地形、地貌、建築物等的反射散射,打雷時的嚴重,設備復雜,維護困難等等;泄漏同軸電纜的帶寬目前已做到3ghz ,具對地形地貌建築物的適應性強,場強穩定,但它的定位測速精度低,它的收發中繼設備較復雜,抗能力低,電纜上的開槽著嚴格的尺寸要求,工作環境要求清潔,成本較高;傳統無線感應技術具結構簡單,成本低廉,維護方便,定位精度較高的優點,但是,它沒能力。
  15. 《 hepatology digest 》 : now the interferon therapy is definite therapy, do you think our patients with chronic hepatitis b must accept the peginterferon therapy before they accept the nucleotides analogues treatment

    《國際肝病》 :目前素治療慢乙肝具肯定的療,你認為慢性乙型肝炎患者在接受核苷類似物之前是否必須接受長素治療?
  16. The effective disturbance of laser to imagining track system is validated by two experiments. one is laser irradiates ccd detectors and the other is laser disturbs ccd imaging track evaluation system. the energy of laser disturbing ir imagining guided system effectively is estimated. the guidance error sources are analyzed and the hitting probabilities are calculated before the disturbance and after it by utilizing the formula about single missile shot percentage

    首先通過激光輻照面陣ccd探測器和激光ccd成像跟蹤系統的兩個實驗,證明激光對成像跟蹤系統能形成有效干擾;然後對激光有效干擾紅外成像制導系統所需的能量進行估算;分析了制導誤差的來源,根據建立的導彈命中概率計算公式,具體計算激光前後導彈命中概率。
  17. This dissertation simulates sar point target imaging with range - doppler ( r - d ) algorithm based on analyzing sar imaging theories and algorithms. based that, we analyze the technology of sar active jamming and the methods of jamming effectiveness evaluation, research suppression jamming and deception jamming systemically. and we simulate several jamming modalities of suppression jamming and deception jamming, which proves its validity and correctness. we then use three different methods to evaluate the jamming effectiveness, analyze the result of the simulation

    本文在對sar的工作原理及其典型成像演算法分析研究的基礎上,對sar的點目標成像進行了距離-多普勒演算法模擬;在此基礎上,詳細分析了sar的技術及能評估方法,系統的研究了壓制式和欺騙式,實現了多種樣式壓制式和點目標欺騙式的模擬,證明了其性和正確性,得出了結論;用多種不同的能評估方法對壓制式模擬進行了能評估,分析了所得結果。
  18. To cover our armies ’ important equipment and the furnishment of battle, take cover operation, it urgently needs to study effective technique aiming at sar system jamming

    因此,為了掩護我軍重要軍事設施和作戰裝備,隱蔽軍事行動,迫切需要研究對sar系統的有效干擾技術。
  19. In order to make the converter operate normally without the interference by emf, the cable connecting the converter to a 3 - phase motor must have high resistance to emf interference, low effective capacitance and low transmission impedance

    為保持變頻率器正常工作不受電磁,因此連接變頻器與三相交流電機之間的電纜就要求具性能、較低的電容及較低的傳輸阻抗。
  20. The key technologies for 3g include multi - user detection, adaptive antenna, rake receive, power control and so on. these key technologies complement each other and all of them are the focus of present research

    Cdma通信系統的關鍵技術包括(多用戶檢測) 、抗多徑衰落(天線分集和rake接收) 、抗遠近應(功率控制)等,而它們之間又是相輔相成、互相補充的,均為當前研究的熱點。
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