sampling condition 中文意思是什麼
sampling condition
解釋
進樣條件-
Taking a view of pure time field, this paper presents dissolvable signals and basic concepts of sampling ; and also gives the very condition of discrete of signal ; this paper uses linear algebra to analysis this kind of signal and then gives some results and relevant deductions ; based on these results, 1 made a further step to analysis some typical band - limited signals in order to proof the coherence of my theory of dissolvable signal to the typical sampling theory ; i made some preliminary study about the feasibility of sampling and recovering of this kind of signal
本文從純時域角度出發，給出了可分解信號及其采樣的基本概念；也指出了信號可離散化的條件；利用線性代數理論給出了對這類信號進行采樣的分析理論及相應的推論；並用這些結論對典型的帶限信號進行了分析，證明可分解信號采樣定理與經典采樣理論的一致性；初步探討了對這類信號的實行采樣與恢復的工程實現問題。 -
Technical condition and requirement for fy series wind pressure sampling stop - proof blow - sweep devices
Fy系列風壓取樣防堵吹掃裝置的技術條件和要求： -
The research includes temperature controlling in deep cool condition, data sampling, relationship between levitation force and levitation gap in different temperature, and relationship between levitation force and temperature in a certain levitation gap - the deep cool condition is provided by g - m refrigerator, and a bent adapter connector fixed on second step cooling head is designed to fix ybacuo bulk
研究包括深冷環境下的溫度控制；數據採集；不同溫度下懸浮力與懸浮間距的關系及一定懸浮間距下懸浮力與溫度的關系。在g - m製冷機作用下實現深冷測試環境，並設計出固定於製冷機二級冷頭處的轉變接頭以固定高溫超導體。 -
First, how to conduct sample and quantification of continuous time signal which is prior condition of sdr is explored in detail, and the comparison and analysis of some sample modes are given in which band pass signal sampling theorem is most important. second, multi - sample rate signal processing which is an important basis of sdr is studied. emphasis are put on decimation and interpolation those are the most fundamental process and the realization of decimation and interpolation filter
在基於中頻采樣的軟體無線電結構框架下，首先詳細探討了軟體無線電的前提條件，即如何對連續時間信號進行采樣量化，比較分析了幾種采樣的方式，其中最為重要的是帶通信號采樣定理；然後探討了軟體無線電的一個重要基礎，即多采樣率信號處理，重點討論其最基本的兩個過程抽取和內插以及抽取器和內插器的實現；接著介紹了結構簡單、適用於一級抽取的cic濾波器和適用於做2倍抽取的半帶濾波器；再次論文在總結了傳統的調制解調基礎上，結合軟體無線電器件的特點，系統的探討並實現了基於正交思想的am 、 fm 、 ask 、 fsk 、 bpsk 、 qpsk的正交調制解調演算法。 -
The company is specialized in the production of small diameter valve suitable for electrical station as well as sampling device and automatic feeding device for firepower electric plant, stop valve for high temperature and high pressure condition, throttle valve for high temperature and high pressure condition, counter - pressure high efficiency cooler, bi - screw reducer, fine adjustment valve together with pipe break, stop valve, diaphragm valve, plug - in speedy connector, ball valve and various special valves in addition to meter connector
公司主要專業生產小口徑電站閥門及火力發電廠的爐內化學檢測集中取樣裝置、爐內自動加藥裝置，高溫高壓截止閥，高溫高壓限流閥，反壓式高效冷卻器，雙螺桿減壓閥、微調閥等取樣裝置件和石油化工行業使用的管道閘閥，截止閥，隔膜閥，承插式快速接頭，球閥及各種特殊閥門，儀表接頭等。 -
And it investigates the appearance condition ( including joint, crack, eroding, corrosion, braking pole device rupture, crane - girder ' s gnawing railway and so on ) of the whole crane - girder system on the spot, at the same time, it also actually examines the stress of the beam, chemical ingredient, distortion and railway excursion, etc. through sampling, and based on the actually examined results, it checks and calculates the carrying capacity of crane - girder system. then, based on the investigating on the spot and the calculated result, it discusses the mechanism of fatigue failure of the upper part of welded steel crane - girder, analyses the reason of steel crane - girder in the high - frequency emerging the fatigue crack, institutes the strengthened method of damaged steel crane - girder of accurate packing up workshop of the primary mill plant. finally, it presents some advice and suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane - girder in the high - frequency
針對包鋼初軋廠精整車間鋼吊車樑上部區域出現裂縫這一問題，本文首先綜述了國內外關于焊接鋼吊車樑上部區域疲勞裂縫的研究現狀；其次對整個吊車梁系統的外觀情況（包括連接、裂縫、腐蝕、銹蝕、制動桿件斷裂、吊車啃軌等）進行了現場調查，抽樣實測了梁的應力、化學成分、變形及軌道偏移等，根據實測結果，對吊車梁系統的承載能力進行了驗算；然後，根據現場調查及計算結果，探討了焊接鋼吊車樑上部區域疲勞破壞的機理，分析了重級工作制鋼吊車梁出現疲勞裂縫的原因，制定了初軋廠精整車間破損鋼吊車梁的加固方案；最後就重級工作制鋼吊車樑上部區域出現疲勞裂縫的修復與加固方案提出了一些意見和建議。 -
Therefore, based on the key project ? esearch on some basic problems on quality control and source tracing in modern manufacture ? ( no. 59735120 ) sponsored by national natural science foundation, a deep research is made in this dissertation its branch subject ? the theory and technology of zero - waste control. the main work and achievements are as follows : 1. on the basis of the introduction of common quality control methods, some key problems about statistical quality control are elaborately discussed ; a method to decide the quality control line is developed ; a mathematical model based on the sampling plan of multi - variation of product quality is set up ; the process manufacturing condition of quality control chart is discriminated using the theory of fuzzy diagnosis
為此，本文基於國家自然科學基金重點資助項目「現代製造質量控制、溯源若干基礎問題的研究」 （項目編號： 59375254 ） ，重點對其中的子課題? ?零廢品控制理論和技術進行了深入的研究。論文的主要工作和取得的成果如下： 1在介紹了常用質量控制方法的基礎上，對統計質量控制的幾個關鍵問題進行了詳盡的討論，提出了質量控制界限的確定方法，建立了基於產品質量多變異的抽樣方案的數學模型，利用模糊識別理論對質量控制圖工序加工狀況進行了判別。 -
Sampling and examination of bituminous mixtures for roads and other paved areas - methods for determination of the condition of the binder on coated chippings and for measurement of the rate of spread of coated chippings
道路和其他鋪砌區用瀝青混合料的取樣與檢驗.測量塗石屑上粘合劑條件和粘合劑攤鋪率的方法 -
In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism
在此基礎上研製了多臺儀器在線控制高頻采樣動態跟蹤測量系統，采樣率大於5hz ，在跟蹤小於2cm / s低速運動目標時，測量精度好於2mm ；完成對饋源二次精調系統的檢測，包括對二次精調平臺位置基準的標定和觀測棱鏡偏心差的測定；設計不同動態測量實驗，對全站儀動態跟蹤的誤差來源和特點進行了分析；從實驗角度，對全站儀的測量時滯及其穩定性進行了測試分析，給出了定量的結果；比較了全站儀和計算機的內部時間系統，發現兩者存在較大差異。 -
In the section of experiment, we focused on the research of optical system of optical parameter oscillation, computer controlling data sampling closed - circuit system and technology of computer controlling feed - back. in the section of optics, we used present condition to do the experiments about optical parameter effect and got a series of characteristic curve on power transition efficiency and output power
本文的實驗部分主要側重於智能化光參量系統的光學部分、計算機控制數據採集閉環系統以及計算機控制反饋技術的研究。在光學部分，本論文利用現有實驗條件進行了參量振蕩器頻率調諧的研究，得到了調諧曲線，並做了輸出參量光的能量轉換效率以及輸出功率的實驗，得到一系列特性曲線。 -
Different sampling periods of sensors and the recursive steps of initial states are investigated. the navigation precision with different condition such as different precision of sensors, different length of observation time are compared. then, three orbit types, consisting of low - altitude orbit, middle - altitude orbit and high - altitude orbit, are simulated respectively
在pc機上首先分析敏感器采樣周期和濾波迭代次數對自主導航精度的影響，然後比較敏感器精度不同，觀測時間長短不同，軌道類型不同情況下所產生的導航誤差。 -
With the rapid development of software radio techniques, the sampling rate is becoming high. on the condition of high sampling rate, the design of narrow band fir digital filters by usual ways is impossible
隨著軟體無線電技術的發展，使信號的采樣頻率越來越高，而在高采樣率的條件下，採用常規的方法進行窄帶fir濾波器的設計是不可能的。 -
In order to validate the feasibility of the novel algorithm, ultrawide band pulse wave is used as incident wave. computational domains are limited by absorbing boundary condition. the transformation technique from near zone to far zone is used when the sampling spot is outside of the computational domains
時域成像技術以超寬帶脈沖源作為入射波源，用吸收邊界條件來界定計算域，而當采樣點遠離計算區域時，需要通過近?遠場的轉換技術把近場等效面上的信息轉換到遠場，本文採用簡單而實用的柱面波外推法作為近?遠場的轉換方法，收到了較好的效果。 -
When the given point set is a local separate sample of a closed surface set or an overall separate sample with known radius of sampling hole, the algorithm will reconstruct a correct result ; when the separate condition is not satisfied at some points, the algorithm will give result with corresponding holes
當所給點集是閉曲面集的局部分離樣本或已知采樣空洞半徑的全局分離樣本時，本演算法將給出正確的重建結果；當所給點集在某些樣點處不滿足分離條件時，演算法將給出相應的空洞以供參考。 -
In the simulation study, the parameters of dipoles were given, it would be considered whether it could be recovered correctly by dllm based on scalp potential sampling with a set of electrode array. it was also examined that how electrode number influenced the recovered quality of dipole parameters. the simulation showed that the number, position and strength of dipole set were greatly close to the original condition ; the shallower the dipoles were, the higher the precision of source localization was ; the optimal depth of dipole layer was greatly close to the ideal position ; the accuracy of source localization was increasing when more electrodes were used
在模擬研究中，首先設定已知的偶極子數目及其所在的偶極面深度等參數，然後用一定數目的電極抽取正向計算獲得的頭皮電位，考察該模型在上述理想條件下，基於頭皮電位是否能正確獲取偶極子數目及其參數、以及電極數目對結果的影響。 -
Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track
本文首先介紹了計算機圖形圖像技術的發展與應用情況，對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變換矩陣、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論：然後對圖像增強處理的目的和方法進行了介紹，對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明，並對實物圖像的處理結果進行了分析與比較；接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法，並獲取輪廓的特徵點：隨后對獲取的特徵點進行坐標變換，並進行b樣條曲線擬合，引入相關條件生成齒輪副的嚙合線及嚙合軌跡：最後引入等值線和區域填充表示方法，並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。 -
According to the sampling points which have or have not coordinates of geographic localities, this paper has divided the process of establishing geochemical graphics - database into two conditions : the condition that the general geochemical database has been established and that the general geochemical database has not been established
摘要將建立地球化學圖形數據庫過程分為已建立常規地球化學數據庫和未建立常規地球化學數據庫，其主要區別是采樣點位是否具有地理位置坐標。 -
Embedded technologies, multi - way technologies and sampling technologies are used to reduce the sampling rate by software, so that the system can provide appropriate image format according to the condition of network and can eliminate aliasing noise. the system also uses motion detection to control the frame rate. therefore, the system can save transmission bandwidth effectively and design to provide multiple degrees qos according to the network condition
本方案採用了嵌入式技術和多路技術，並從采樣技術入手，軟體調整采樣率，使得系統能夠根據網路狀態提供適當格式的圖像，消除欠采樣噪聲，而且通過運動檢測來控制幀率，從而可以有效地節省傳輸帶寬，達到根據網路情況自適應地提供多種qos服務等級的目的。 -
The main factor that influences the water analysis is the sampling condition
影響測試水分析的主要因素是取樣條件。 -
Based on the analysis of solving ambiguity, the thesis presents several algorithms for estimating doa and an algorithm for estimating frequency by using methods of subspace parameter estimation under sub - nyquist spatio - temporal sampling condition
論文在分析解模糊思想的基礎上，給出空時欠采樣下運用子空間類參數估計方法估計波達方向的幾種演算法和一種頻率估計演算法，並從性能上進行了比較和分析。
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