范圍探測器 的英文怎麼說
中文拼音 [fànwéitàncèqì]
范圍探測器
英文
proxsensor- 范 : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
- 圍 : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
- 探 : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
- 探測器 : finder; detector; seeker; sounder; probe
- 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
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After an elementary study with lunar orbiting satellite, it is necessary to make exploration devices land on the moon and carry out detailed exploration with lunar rover in a rather large area
在利用環月衛星對月球進行初步的探測之後,需要使探測器在月球表面軟著陸,並由月球車執行較大范圍的詳細探測任務,為載人登月和建立月球基地做好準備。Foxy - cal probe calibration service available to buyers of foxy systems having temperature - compensation accessories ; users must specify the temperature and the concentration range of their applications
對購買帶溫度補償附件的買家的探測器校準服務;使用者必須指明他們使用的溫度和濃度范圍。Gaas / algaas quantum well photodetectors ( qwips ) are new type devices and progressed rapidly in recent 20 years. qwips utilizing intersubband absorption between gallium arsenide ( gaas ) well and aluminum gallium arsenide ( alxga1 _ xas ) barriers were perfected. therefore, the ability to accurately control the band structure and hence the spectral response, as well as both established technology for growing and processing gaas optical devices and commercially available large area vlsi gaas ic ' s, makes gaas / algaas qwips attractive devices for use in very large focal plane arrays ( fpas ), especially available in the range of long wavelength 8 - 12 urn
Gaas algaas量子阱紅外探測器( qwips )是近二十年來迅速發展起來的一種新型紅外探測器,它成功地利用了gaas勢阱和al _ xga _ ( 1 - x ) as勢壘之間的子帶間吸收,使之具有能帶結構可精確設計從而獲得指定光譜響應的特點,加之成熟的材料生長技術、器件工藝,以及商業上可獲得大面積的vlsigaas集成電路,使得gaas algaasqwips尤其適宜製作8 12 m長波范圍的大面陣探測器。By calculating parameters including the link length, the azimuth angle, the elevation, the optical power that the inter - satellite optical cdma communication system will receive, the variation range of the azimuth angle and the elevation from the optical antenna of atp are understood well. by analyzing the factors to impact bit - error - rate ( ber ) from the received power, multi - user disturbing, background noise, wavelength, bit rate etc, measures to guarantee high performances of the system are obtained, especially those for smoothing the fluctuation of the received optical power from host platform vibration
分析研究了衛星光cdma通信系統中衛星仰角、方位角和距離,給出了探測器能夠接收到的光功率以及atp子系統捕獲及跟瞄的范圍;對衛星光cdma通信系統性能模型和基於衛星振動系統性能模型的研究,分析了多用戶干擾、接收光功率、背景光噪聲、振動偏差以及碼速率對系統誤碼率的影響,給出了相應的改進措施。Combustible gas detectors part1 : point type detectors for 0 100 % lel combustible gas
可燃氣體探測器第1部分:測量范圍為0 100 % lel的點型可燃氣體探測器Combustible gas detectors part 3 : portable detectors for 0 100 % lel combustible gas
可燃氣體探測器第3部分:測量范圍為0 100 % lel的便攜式可燃氣體探測器Combustible gas detectors part 2 : self - contained detectors for 0 100 % lel combustible gas
可燃氣體探測器第2部分:測量范圍為0 100 % lel的獨立式可燃氣體探測器The range varies depending upon ecm / sensor differences and it slides up and down the scale
這個損傷值范圍是有電子干擾器/探測器的等級差距而有所浮動的。At the same time, if there are two kinds of sensors, like the radars and the infrared sensors, in a network system, the data from the different types of sensors can complement with each other, prove the ability of anti - disturbance, anti - strike, anti - detect of the system, and expand the scope of the system applied greatly
因而,紅外無源探測器已成為一個重要的探測手段。同時,系統中如果包含雷達和紅外兩種異類探測器,它們獲取的數據互為補充,互相印證,將會極大的提高系統的抗干擾、抗打擊、反偵察的能力,大大擴展其適用范圍。Company business scope : research, develop and assembly filler caps, flvv, roll valve, inlet check valve and related products, sale the products and provide the related services
公司經營范圍:研究,開發,生產和組裝油箱蓋,燃油排放控制閥,加油控制閥和油氣泄漏探測器及其他相關產品,銷售本公司所生產的產品並提供相關服務。After measuring dark current, photocurrent and response to x pulse of gaas detector before and after 1. 7 mev electronic radiation, the response tune, fall time of trailing edge, full width of half maximum ( fwhm ), sensitivity, carrier life, mobility are researched and contrasted. the result shows that the response speed of detector, time resolution ratio and nonlinear of back edge of output signal have been improved greatly after electronic radiation. though sensitivity of the detector reduces, its measuring range can be widened
為了使探測器的性能得到進一步的提高,我們對其進行了電子輻照改性,並測量了本徵砷化鎵探測器和經過1 . 7mev電子輻照的探測器的暗電流、光電流及對x射線的脈沖響應,並對其響應時間,后沿下降時間,半高寬( fwhm ) ,載流子壽命,靈敏度進行對比,研究,結果顯示經電子輻照后的探測器的性能得到了改善,使響應速度,分辯率進一步提高,並消除了探測器輸出信號后沿的非線性,雖靈敏度有所降低,反而使其測量范圍得以拓寬。The phase noise of a phase - locked vco will be at least 6db worse than the phase noise of the divided reference for each octave between the comparison frequency and the vco output frequency
大部分數字相位探測器在兩個輸入一致的模擬輸出變化不超過的小范圍有死區。That results in good reconstructed images. so the ultrasonic transducers used to detect photoacoustic pressures should be designed and selected according to the frequency ranges of absorbers
針對大小不同的物體應該採用不同帶寬探測器採集光聲信號或者取寬帶探測器的不同的頻帶范圍進行重建。The coder is specially designed for writing detectors ’ id and transmission channels codes in e2prom, so as to achieve large - scale fire detection
專門為探測器設計的寫碼器可以將代表探測器身份的id號和高頻傳輸通道碼寫入e2prom中,實現大范圍火情的探測。As umbirfpa is a new type of infrared detecting device, its work principle is complex and its performance is affected by many factors. in the initial stage of developing, the design experiment and theoretical understanding are little interiorly. furthermore, the problems such as sensitivity reduced, dynamic range shortened, nonuniformity increased come forth if umbirfpa is not designed properly
Umbirfpa是一種新型的紅外探測器件,微測輻射熱計的工作原理復雜,其性能受到很多因素的影響,目前國內尚處于發展初期,缺少實際的設計經驗和理論認識,同時umbirfpa又是在集成電路工藝線上生產的,投資大、周期長,如果設計不當,不僅可能導致靈敏< wp = 13 >度降低、動態范圍縮小、噪聲增大、非均勻性增大等問題,更可能的是根本就不能用於成像,從而造成很大損失。It is found that all the thin films have a preferential c - axis orientation. with increase of al doping, the peak position of the ( 002 ) plane is shifted to the low 2 value
同時, zno通過摻雜,對其帶隙進行調整,使探測器的吸收截止邊按需求被控制在特定的波長范圍內,將成為zno基紫外探測器研究中新的熱點。The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias
通過計算得知,使傳感器相位偏置為/ 2 ,減小電極間距,提高電光重疊因子,減小器件插入損耗,採用合適的分段數,增加電極長度,增大光功率,降低激光的波長,減小相對強度噪聲,減小接收帶寬,對提高靈敏度的效果是非常明顯的。而減小天線長度,降低調制器電容,電極分段,都可以獲取較大的帶寬。降低系統噪聲;增加到達探測器的光功率,採用較低的光學偏置,都可以增大線性動態范圍。In practical application, due to the parameter accuracy of two point temperature correction is limited by readout circuit noise 、 dynamic range 、 analogue to digital converter word length and calculating noise, the performance of focal plane array detector is not the performance it should be
目前實用性較好的兩點溫度定標法的校準系數精度受讀出噪聲、信號動態范圍、模數轉換字長和運算噪聲的限制,很難使焦平面探測器的空間殘留噪聲達到應有的精度。According to the practical need, the paper put forward a new nonuniformity correction algorithm - adaptive linear subsection interpolation correction algorithm, which is the expansion of two - point correction algorithm. the approach is not only achieved the nonuniformity correction in large dynamic range, but also eliminated the effect of temperature excursion of detector responsibility on nonuniformit y correction
根據實際需要,提出了一種自適應濾波分段線性插值的非均勻性校正演算法,它是兩點校正演算法的擴展,不僅具有較大的動態范圍,而且可以消除由於探測器響應特性溫漂現象對非均勻性校正的影響。It possess many of the physical properties such as high atomic number ( z ), large enough band gap, high resistivity, relatively low leakage currents, and high intrinsic mobility - lifetime ( ut ) product, which are required for room - temperature nuclear radiation detectors. so it is widely used in nuclear medical imaging system, space engineering, and astrophysics, environmental monitoring, and so on. in addition, it is the best substrate for lattice matched epitaxial growth of hg1 - xcdxte ( mct ) thin films and solar cells
用單晶czt製成的探測器可在室溫下工作,工作溫度范圍寬( - 20 40 ) ,能量探測范圍寬( 10kev 6mev ) ,對x射線、射線能量解析度高,在x射線、射線成像、天體物理研究、工業探測、安全檢測、核輻射探測、核廢料監控、 x射線熒光分析( xrf ) 、 x射線斷層掃描和核醫學等方面有重要用途。分享友人