passive target 中文意思是什麼
passive target
解釋
消極目標-
As an important branch of target tracking techniques, passive target tracking plays important roles in improving the viable ability and battle effectiveness of weapon systems in modern electronic warfares
作為目標跟蹤領域的一個重要分支，被動式跟蹤對于提高武器系統在現代電子戰環境下的生存能力和作戰能力有著重要的研究價值和應用前景。 -
The main work of the first part includes : introducing some methods of underwater sound positioning and analyzing their performance, analyzing the theory of measuring direction and distance of the target by three elements symmetrical and dissymmetrical array, comparing the measuring error of two kinds of array, and giving the theory of the generic arrays and discussing the phase wrapping and the distance wrapping in passive ranging
對被動測距技術的研究工作主要包括：簡單介紹了水聲定位的幾種方法，並對其性能進行了分析對比，分析了三元對稱陣和非對稱陣測向測距的原理，對兩種陣型的測向測距誤差進行了對比分析，還給出了一般陣型測向測距原理，最後還對被動測向測距中存在的相位模糊和距離模糊問題進行了探討。 -
Passive fishing gear is characterized by the absence of gear movements and / or the pursuit of the target species such as, but not limited to hook and line, fishpots, traps and gill nets set across the path of the fish
被動捕魚設備? ?其特點為設備不運動和/或不對目標生物進行追捕，包括但不限於，置於魚行動路線上的釣鉤釣線、捕魚籠、魚柵和刺網。 -
The master dissertation introduces passive correlative orientation system and base theory in signal dispose briefly in the first place. the system takes tv sound fm signal from tv satation signal. the power rate of tv station signal to sound signal is ten to one. in the case of submerged by mussy weave and machine ' s hot noise, dispersed target signal is feeble
系統採用電臺的電視伴音調頻信號，其中電臺信號與伴音信號功率之比基本為10 ： 1 ，並且目標散射信號較弱，一般情況下淹沒在雜波和機器熱噪聲之下，採用常規的脈沖檢測方法很難對遠距離的目標進行檢測，而以電臺直達信號作為參考與目標回波信號進行相關檢測；系統中信號的相關處理會產生旁瓣，而強目標的旁瓣會影響附近的弱目標檢測。 -
The traditional system of performance evaluation use mainly financial standards to evaluate enterprises. so it ' s still, simple and passive. it ca n ' t analyse and administer enterprises objectively and link with enterprises " strategic target
傳統績效評價主要利用財務指標進行評價，注重對企業經營結果的反映，帶有靜止、單一、被動反映的特點，不能主動地進行分析管理，也不能與組織的戰略目標及管理手段實現有機的結合。 -
Appropriate evaluation indexes are established based on the considerations for the missile impact, the target tracking stability and the flight stability of the missile. a simulation program is designed to simulate the missile - ship engagement scenario, and also evaluate the electronic protection capability of the active - passive multimode seeker
分別從反艦導彈彈著點、導引頭目標跟蹤穩定性和反艦導彈飛行穩定性三個方面考慮，研究了評估復合制導反艦導彈主被動復合導引頭抗干擾性能的基本理論和方法，建立了評估指標。 -
Under the actual threat of millimeter wave ( mmw ) passive detection and guidance, to enhance survivability of the ground object in the future battlefield, target ' s millimeter wave passive stealth technology research is conducted
摘要在毫米波被動探測與制導的實際威脅下，為提高地面目標在未來戰場的生存能力，進行了目標的毫米波被動隱身技術的研究。 -
Research on technique of passive sonar target recognition based on line spectrum feature extraction
基於線譜特徵提取的被動聲納目標識技術研究 -
Research on technique of passive sonar target recognition based modulation line spectrum feature extraction
基於調制線譜特徵提取的被動聲吶目標識別技術研究 -
In this paper, there are presented that a single stationary station single target passive bearings - only tracking and data association algorithm and a simplified single stationary station multiple target passive bearing - only tracking and data association algorithm, then a single stationary station multiple target tracking problem can be regarded as a single stationary station single target tracking problem. 3. based on least square method, this paper presents the line - of - sight location method of multiple stationary station single target
針對實際無源探測網路中存在同一探測區域內只布置了一個無源聲音探測傳感器站的情況，給出了一種單靜止站單目標無源純方位定位與跟蹤的演算法，提出了一種簡單的單靜止站多目標無源純方位定位與跟蹤的演算法，從而將單靜止站多目標問題轉化為單靜止站單目標問題。 -
Financial management mode of different business enterprise are not same alike, the mode of financial management in planned economy system have five points : management environment is closing, relation of finance is lengthways, quality of finance funds is uncertain, target of finance is unilateral, financial management activity is passive
計劃經濟體制下的財務管理模式具有管理環境的封閉性、財務關系的縱向性、財務資金的多元性、財務目標的片面性、財務活動的被動性等特徵。 -
The single observer passive location and tracking system ( soplat ), which uses electromagnetic wave emitted by target, has proved its merits of self - hiding and far - distance detecting in modern electronic warfare and information warfar
在現代電子戰、信息戰環境中，由於利用目標輻射電磁信息的單站無源探測定位系統具有機動性強、自身隱蔽和探測距離遠等優點，因此它具有重要的應用價值。 -
The passive location and tracking system, which uses electromagnetic wave emitted by target, has proved its merits of self - hiding and far - distance detecting in modern electronic warfare ( ew ) and information warfare. and it is now the hotspot in the field of non - linear tracking and estimation
在現代電子戰、信息戰環境中，由於利用目標輻射電磁信息的無源探測定位系統具有自身隱蔽和探測距離遠等優點，因此它具有重要的應用價值，並已成為當今非線性跟蹤與估計研究領域的熱點問題。 -
The millimeter wave ' s passive stealth necessity is analyzed, and the millimeter wave passive detection distance is analyzed under the base of target millimeter wave radiation characteristic testing principle
分析了毫米波被動隱身的必要性，在目標的毫米波輻射特性測試原理基礎上，對毫米波被動探測距離進行了分析。 -
Observability of maneuvering target passive tracking with bearing and doppler measurements
基於方位角和多普勒的機動目標無源定位跟蹤可觀測條件 -
Automobile safety falls into two categories, active safety and passive safety. body of research into the structure of anti - collision vehicle passive safety is the main element of the study, which directly affects the target of the vehicle passive safety
本文基於塑性變形和溫度變化對金屬材料的性能影響的金屬微觀結構理論，運用試驗手段研究在拉延和塗裝烤漆過程中典型材料的揚氏模量和屈服應力的變化。 -
Constraint target passive tracking based on particle filter
基於粒子濾波的約束目標被動跟蹤研究 -
Concerning the problem of low accuracy and speed of filter in bearings - only target tracking, the algorithm of underwater bearings - only passive target motion analysis is improved from ekf to maekf
摘要針對純方位被動目標跟蹤中擴展卡爾曼濾波器容易發散，從而導致濾波精度差而且收斂速度慢的問題，文中將水下純方位被動目標運動分析中的擴展卡爾曼濾波演算法改進為衰減記憶卡爾曼濾波演算法。 -
Algorithm of memory attenuated filter to bearings - only passive target motion analysis
純方位被動目標運動分析的衰減記憶卡爾曼濾波演算法 -
Taking underwater sensor and sub sonar as an example, a new underwater system of passive target motion analysis ( tma ) is designed
摘要針對水聽器與艇載噪音聲納構成的系統，提出了一種新的水下被動目標運動分析方法。
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