選擇發射 的英文怎麼說
中文拼音 [xuǎnzháifāshè]
選擇發射
英文
selective emission-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。Resampling is that every image element in the screen gives off one ray according to the planned observing orientation. this ray penetrates 3d data sets, and to chooses k sampling dots of equidistance along with it, and does three linear insert values according to color and opacity values of eight data dots that mostly close to certain sampling dot, then evaluate the opacity value and color value of it
重采樣，是從屏幕上的每一個象素根據設定的觀察方向發出一條射線，這條射線穿過三維數據場，沿著這條射線選擇k個等距的采樣點，並由距離某一采樣點最近的8個數據點的顏色值和不透明度值做三次線性插值，求出該采樣點的不透明度值及顏色值。The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band.
聲發射源與接收訊號傳感器間的距離以及環境噪聲的電平是選擇頻帶的主要依據。Standard for selective site of mw and sw transmitting station
中波短波發射臺場地選擇標準First the author introduces the design of the flame monitoring system based on pic16f877 mcu in details. the detector, ( ecadata company ’ s production ), si - photodiode, is used as the sensor. its photoelectric current output is proportional to input light ’ s energy
經方案比較，決定選用基於火焰的紅外光譜輻射特性的火焰檢測原理，研製開發火焰監測系統，檢測元件選擇ecadata公司生產的紅外雪崩型硅光電二極體，光電二極體在接受紅外輻射時，其產生光電流的大小與入射光能量成正比。Secondly, based on the syntony frequency and the elasticity mechanics and other correlative professional knowledge, establishes a suit of fsm vibration module system, selects the structure, material and the process and treatment technique of the elastic element in the elastic system of the mirror, analyzes a lot of factors which affect the structure of the rapid controlling reflector and provides the derivation formula
以諧振頻率為出發點，利用彈性力學等相關專業知識，建立一套fsm的振動模塊系統；確立了反射鏡彈性系統中彈性元件的結構、材料的選擇，及加工，熱處理。分析了影響快速控制反射鏡結構的諸多因素，給出其相關推導公式，最後應用solidedge和cosmos軟體對該結構進行了計算機模擬。Do some necessary calculations and decide on the general scheme of compton back - scattering imaging scanner to the real wall inspection. include the selection of radioactive source, the calculation of compton back - scattering beam, the calculation of the basic condition of finding out the different materials and the determination of some important parameters as well. 3
其主要內容包括入射源的選擇，散射粒子的理論計算，發現異物的最低條件計算以及系統的一些重要參數的確定，主要包括：放射源的選擇，散射角的確定，后準直器的形狀與尺寸，前準直器的尺寸，前準直孔的大小，檢測器的種類與型號，檢測器的效率等。Regional theory directs space locating of daily urban system periphery in daily urban system or broader region range. centre - periphery theory require the development of daily urban system periphery think over radiant function of daily urban system center, and try to make trickling - down effect have more power than backwash effect. competitive edge theory and innovation theory explain that daily urban system periphery plays an important role in daily urban system in chongqing municipality and supports a selected measure of accelerating development in beibei district
區位理論指導著都市圈外圍區在都市圈及更大區域范圍中的空間定位；核心一邊緣理論則要求，都市圈外圍區的發展應充分考慮都市圈核心區的輻射作用，並積極實現「涓滴效應」強于「回波效應」 ；競爭優勢理論和創新理論則認為，都市圈外圍區在重慶都市圈中將會扮演重要角色，也支撐著北暗區實現加速發展的途徑選擇。Secondly, the wavelet transform of ae signals collected in experiment is carried out with db6 wavelet and scale 3 on the basis of the signal ' s frequency analysis. the high frequency d, signal is ae characteristic signal. and by choosing the level ' s wavelet coefficient as its input, the wavelet - neural networks can be trained with the data of ae experiment, and the ae signals can be effectively recognized
然後，在實驗與對實驗所採集數據頻譜分析基礎上，根據對小波分析用於信號處理可行性研究，本文選擇db6母小波、尺度j = 3對實驗所採集數據信號進行小波變換，變換后其高頻成分d _ 1信號即為聲發射特徵信號。Flying shooting games, a choice of your favorite spacecraft starting
飛行射擊類游戲，選擇一個你喜歡的飛船出發吧！Introduction : flying shooting games, a choice of your favorite spacecraft starting
飛行射擊類游戲，選擇一個你喜歡的飛船出發吧！Frequency display. the frequency display displays the currently selected transmit and receive frequency
頻率顯示，頻率顯示所顯示的是當前選擇的發射和接收頻率。In general, the thesis covers the following aspects : first, in accordance with the property of variable tuning optical attenuator ( voa ), which is analyzed and discovered through diffraction theory, selected block plate and made attenuator, and achieved satisfactory effect by experiment in light transportation circuit
針對可調型機械擋光衰減器的擋光特點，從衍射理論的角度分析和發現該器件的衰減特徵，並根據該特徵選擇擋光片，製作了衰減器。在傳輸光路上試用，獲得了較好的效果。The selective etching of the evaporated or squeezed layers is a critical step in preserving yield.
蒸發層和濺射層的選擇刻蝕是保證成品的關鍵步驟。Standard for selective site of fm and tv transmitting station
調頻廣播電視發射臺場地選擇標準Ultraviolet absorption detector, photodiode array detector ( dad ), fluorescence detector, and electrochemical detector are optional detectors, response value of which is relative to not only quality of the object under test, but also structure of the compound ; refractive index detector and evaporative light - scattering detector are universal detector, responding to structure of all compounds ; evaporative light - scattering detector is quality - type detector, whose responding value only relates to quality of the object under test for compounds with similiar structures ; photodiode array detector ( dad ) can, at the same time, record absorption spectra of the object under test in a prescribed wave scope, consequently, it can be used in spectrum control and inspection of purity of chromatographic peaks of the object under test
紫外、二極體陣列、熒光、電化學檢測器為選擇性檢測器，其響應值不僅與待測物的質量有關，還與化合物的結構有關；示差折光檢測器和蒸發光散射檢測器為通用型檢測器，對所有的化合物結構均有響應；蒸發光散射檢測器屬質量型檢測器，對結構類似的化合物，其響應值幾乎僅與待測物的質量有關；二極體陣列檢測器可以同時記錄待測物在規定波長范圍內的吸收光譜，故可用於待測物的光譜管制和色譜峰純度的檢查。As starter cultures, twelve strains of bacillus were screened for the manufacture of long - ripened douchiba from 40 strains isolated from naturally fermented douchiba samples at consecutive stages from qianxi and dafang of guizhou province, through comprehensive evaluation including extracellular proteolytic activity and lipidolytic activity, salt tolerance, ultraviolet light resistance, and antibiotic sensitivity
摘要從貴州黔西和大方兩地傳統陳窖豆豉粑不同工藝階段分離到的40株菌株，經胞外蛋白質和脂肪水解酶活力、耐鹽性能、抗紫外光照射和抗生素敏感性等綜合性能評價，篩選到12株芽胞桿菌可作為陳窖豆豉粑純菌發酵的選擇菌株。The pill and canister were designed by changing the prototype 23mm pill and canister. all components and parts of the similitude artillery were designed. later, the artillery was made for shooting test
從現有制式發射藥中選擇合適的品種，作為模型的裝藥；設計了模型炮的彈丸，通過改裝23mm彈丸和藥筒而得到模型炮的實驗彈丸和藥筒；設計了模型炮的全部部件及其他相關的零件，並製造了模型炮用於射擊實驗。Critical circuits in developing this board, such as tht modulation circuit, demodulation circuit, pll and filter, were analyzed in detail. parameters adopted in these circuits were also calculated. based on all that mentioned above, a rf board was implemented and related tests and experiments were successfully done as well
本文主要對cdpd移動終端數據機的硬體開發中的關鍵部分?高頻部分電路進行了研究，論文在cdpdv1 . 1規范的基礎上，提出了射頻部分電路的實現方案，選擇了合適的核心晶元，並對電路中的調制解調電路、鎖相環、濾波器等關鍵模塊進行了較為詳細的分析，對電路中的有關參數進行了計算。Ffars can be used effectively in any quantity required, from a few rockets fired at a single target to an entire barrage being placed on an area target
機載折翼火箭可任意選擇投射量，既可向單個目標發射數枚，又可向集群目標進行密集彈幕攻擊。分享友人