直接檢波系統 的英文怎麼說

中文拼音 [zhíjiējiǎntǒng]
直接檢波系統 英文
direct detection system
  • : 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...
  • : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 直接 : direct; immediate
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves

    2電控單元電路連器設計製成輸入輸出電子控制測端子,並在測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試能實現對電噴發動機的燃油點火、怠速控制和燃油蒸氣排放控制的動態測;並通過obd -診斷座、 ecu輸入輸出測端子和故障模擬處理單元實現對電噴發動機電控各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障形。
  2. Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently

    本文介紹機載對空微輻射計探測雲中路徑積分液態水含量( l )的輻射傳輸原理和反演方法;根據吉林省長春市和陜西省西安市的歷史探空資料和典型的層狀雲液水垂分佈模式,得到這兩個地區4 - 7月各月的隨高度而變的反演公式及其數的表達式;探索了和反演數有關的大氣的影響,並在各個月份之間進行了比較分析;給出了反演誤差的數值模擬驗結果:在地面反演值對『真值』的計相對偏差是15 - 25 ,在6公里高度處為5 - 10 ,表明該方法已具有實用可受的精度。
  3. Portable computer mt2500, mt2400, codescanner - ob15 and kingtec are the most advanced car testing equipment in the world, which directly grasp working state and performance of every system of car and store maintenance technical data and standard wavy material of various car types so as to make the diagnosis of difficult and complicated case of car have scientific basis

    3汽車維修電腦測手提電腦mt2500 , mt2400 , codescanner - ob15 , kingtec等都是當今世界最先進的汽車測設備,掌握車輛各工作狀態及性能,內存各類車型維修技術數據和標準形資料,使車輛凝難雜癥的診斷具有科學依據
  4. The key to make fbg use more widely is to demodulate the wavelength signal of fbg. the precision of the whole system is based on the precision of demodulating wavelength shift

    如何對光纖光柵的長編碼信號進行解調,是實現光纖光柵傳感實用化的關鍵,對中心長移位的測精度限制了整個測精度。
  5. It is composed of thirteen functin ? components including two 3 - db y - junction power splitter, two directional couplers, two waveguide attenuators and one polarizer of waveguide itself. the prominent feature of the device is that it has a beat detection function with respect to the single y - branch mioc device, and it plays an important role in improving the inertial - grade and the high precision steady - aim system because of the beat detection function. farthermore it has direct influence on the improvement of the high flexibility, shockproof and overload - resistance for the steady - aim system

    器件的工作長為1 . 3 m ,集分束器、合束器、起偏器/偏器、相位調制器、導吸收器等十三個功能單元於一體,除了單y多功能集成光路器件具備的功能外,它還具有拍頻測功能,因而對提高慣導級和高精度穩瞄起著重要的作用,並影響著穩瞄的高機動性、抗沖擊力和過載能力的提高。
  6. The concept of otn node transmission model is introduced. the requirement of otn node transmission model is discussed. this model uses the frequency domain transmission matrix to express the otn node transport characteristics. the simplified model based on wdm and im - dd systems, the relationship between node characteristics and model parameters and measurement of model parameters are also discussed. at last a briefly discussion on how to develop the otn simulation and cad software based on our model is demonstrated

    在線性時不變的假設下,提出利用頻域傳輸矩陣來表示節點傳輸特性的方法給出了oxc和oadm兩類光傳送網節點的一的表示根據目前通用的分復用強度調制直接檢波系統的特點對復雜的頻域傳輸矩陣進行了簡化並對通常所關心的節點主要性能指標與模型參數的關模型參數的測量和計算模型的設計與計算機模擬輔助設計軟體開發的銜問題進行了討論。
  7. Firstly, the theory and the architecture of hardware system are described, secondly, the steps of the signal processing are discussed in detail. based on the experiments and the characteristics of the signal, we pre - process the signals with band - pass filter, proportional amplifier and coherent demodulator. after sampling and analysis doppler information, we display the final results distinctly to alarm in time

    然後,結合中各主要部分的任務,詳細介紹了信號處理的各個步驟:通過實驗比較,並結合收信號的特點,選用帶通濾器、比例放大器、相干等技術對信號進行預處理;然後對獲得的多卜勒信息進行采樣和頻譜分析;最後,用比較觀的形式顯示數據結果,以及時準確地告警。
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