basic filter 中文意思是什麼

basic filter 解釋
標準濾光片
  • basic : adj 1 基礎的,基本的,根本的。2 【化學】堿性的,堿式的。3 【礦物】基性的,含少量硅酸的。4 【軍事...
  • filter : n 1 濾器,濾紙,過濾用料[砂、炭等]。2 【無線電】濾波器;【物理學】濾光鏡,濾色器。vt 過濾,用過濾...
  1. Through the analysis of contest experimental test questions from 1995 to 2003, it is found that metage, synthesis, standardization and determination are the characteristics of these years " experimental test questions. chemistry experiment is based on the elementary knowledge, especially checking the usage of suction pipet and buret. the core of questions lies on the basic operation of metage, dissolution, suction, refluxing, filter, wash and titration

    通過對1996 - 2003年化學競賽決賽實驗題進行分析得出: 「稱量?合成?標定?測定」是近幾年實驗試題的特點;化學實驗重在基礎,特別是考察移液管和滴定管的使用;基本操作如稱量、溶解、移液、回餾、抽濾、洗滌、滴定等是實驗考查的重點。
  2. The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

    基片集成波導的基本概念是利用基片的上下金屬板和兩排間隔一定距離的金屬孔構成波導的金屬壁,由於每排金屬孔孔間距遠小於波長,因此由縫隙泄漏的能量很小,這相當于內部填充了介質的矩形波導,所以能夠用矩形普通波導實現的結構也都可以用基片集成波導來實現,比如功分器、濾波器、天線、耦合器、振蕩器等。
  3. Sd three column bag lifting top discharge type of centrifuge is the basic type of centrifuge for solid liquid separation. it contains basket which is dynamically balanced in which a filter bag is placed which retains the solid within the basket. this bag can be lifted using chain pulley manually or motorised mode

    Sd系列三足式吊袋離心機是根據gb t 13756 92三足式離心機型式與基本參數gb t 13755 92三足式離心機技術條件等標準設計和製造的一種高性能吊袋卸料間竭操作的離心過濾設備。
  4. Firstly, this paper introduces the basic structure of narrow band fir digital filters. secondly, it analyses the components of narrow band fir digital filters, which conclude cic filter, hbf filter, resampling techniques. based on these analyses, the paper gives the full structure of narrow band fir digital filters and analyses its characteristics, which are frequencies response, anti _ aliasing and anti _ image

    本文首先簡單介紹了窄帶fir濾波器的基本結構,然後對窄帶fir濾波器的各組成部分進行了詳細分析,內容包括:積分梳狀濾波器( cic )的特性和設計,半帶濾波器( hbf )和整形濾波器的特性和設計,重采樣技術的原理與實現。
  5. Later on we discuss the basic theory of multi - rate signal processing, and the polyphase algorithm for interplation filter, then produce the efficient algorithms for interplation : half - band filter and cic filter. we analyze their computing quantity and performance, especially the mirror elimination feature and the at - tenuation in the passband

    之後討論了多速率信號處理的基本理論,比較了不同的內插演算法,分析了半帶濾波器和cic內插濾波器的計算代價、時頻性能,以及各自的抑制鏡像特性。
  6. This paper introduces the basic principle of the filter, expounds the structure of the spiral bandpass filter and the design method for the spiral bandpass filter based on the communication frequency, and proves this design method through testing

    介紹了濾波器的基本原理,敘述了螺旋濾波器的結構以及基於通信頻段的螺旋濾波器設計方法,並通過實驗驗證了該設計方法。
  7. Fir ( finite impulse response ) filter is one of the basic algorithms for digital signal processing, which is a kind of important lti discrete - time system, widely used in acoustic processing and image processing area

    Fir ( finiteimpulseresponse )濾波器是數字信號處理的基本演算法之一,是一類較為重要的線性時不變系統,廣泛應用於聲音、圖像處理等現代通信技術中。
  8. The main works are as follows : 1. the paper systematically describes basic concepts and theories that form the foundation for design of general microwave filters. the topics will cover filter transfer function, lowpass prototype filters, frequency transformations, immittance inverters and the passband insertion loss under the influence of the dissipation of filter elements 2

    現總結如下: 1 .對微波濾波器的設計理論進行系統的分析,闡述了微波濾波器的傳輸函數、低通原型、頻率變換、倒置變換器以及元件損耗對帶內插損的影響等方面。
  9. The basic technologic scheme on microwave transmission, currently maturate and advanced microwave transfer technology and equipment, efficiency slot gap antenna, character quality filter, mixer, exact crystalloid concussion apparatus, power backspacing technology, pre - distortion adjustment. furthermore, the technologic schemes practicing using multilevel microwave transfer technology in some areas such as lengshuijiang is introduced in the paper

    採用了當前比較成熟、先進的微波傳輸技術和設備,如高效的縫隙天線、高品質濾波器、混合器、高精密的晶體震蕩器、功率回退技術、預失真校正技術,結合工程實際,設計了湖南電廣網路33家合資公司的mmds無線微波數字電視覆蓋的基本技術方案,和個別地區(冷水江市數字微波工程)的多級微波傳輸的具體技術方案。
  10. The plate and frame filter design is the standard in basic process depth filtration for clarification and pre - filtration in industries such as the pharmaceutical, chemical, cosmetic, food beverage, and electric utility

    板框壓濾機通常用濾板作為過濾介質,有特殊要求時也可以用紙板作為過濾介質,如石油工業的精細過濾過程採用濾紙作為過濾介質。
  11. Extensive detecting technology is researched mainly by a group which is directed by professor yu yongquan. basing on the studies of several scholars who have devoted themselves in extensive detecting technology, this paper establishes the basic framework of extensive detecting technology development flat station. also this paper focuses on the key technologies of extensive detecting technology : strategy building and focus matter - element filter of extensive detection

    可拓檢測目前在世界上主要是由余永權教授領導的團隊在研究,本文在前面幾位學者研究的基礎上,對可拓檢測開發平臺的機理進行探討,構建可拓檢測開發平臺模型的基本框架,並研究可拓檢測方法的關鍵技術:可拓檢測的策略生成以及焦點物元提取。
  12. In this dissertation, the data process ( dp ) subsystem and radar control program ( rcp ) subsystem of gbr simulation system have been studied and discussed. the main work and innovation of this dissertation is as follows : ( 1 ) track filter, the basic element of track system, has been researched. we analyze the advantage and disadvantage of common target kinematic model such as constant velocity model, constant acceleration model, noval statistic model

    本文是基於某gbr模擬系統的合作項目中,本人負責的數據處理子系統和雷達控製程序子系統的研究和開發的結果,主要進行的工作和創新有: ( 1 )基於跟蹤系統最基本的要素-跟蹤濾波,分析了當前常用的微分多項式模型, cv與ca (常速與常加速)模型,時間相關模型, noval統計模型,以及機動目標「當前」統計模型等目標運動模型的優缺點和雷達的觀測誤差。
  13. The paper first reviews the research background and actuality of the filter " s design in china and other country, introduces the meaning of the project and the work of the paper, narrates the theory of the switched - capacitor network and the basic switch building blocks, analyses the related factors of the design of sc filter. such as the selection of the architecture, the trade off of the opamp " s gain, bandwidth, phase margin, slew rate and setting time, the effect of the switch " s on resistor, how to reduce the charge injection and the clock feed - through, the power consumption and the selection of the sampling frequency and so on

    本文首先回顧了濾波器設計的國內外研究背景和現狀,介紹了本課題提出的意義以及本文的主要工作,論述了開關電容網路原理和基本開關模塊,分析了開關電容濾波器設計的相關因素:電路結構的選擇,對運算放大器設計中高增益、寬帶寬、相位裕度、轉換斜率和建立時間等的折中考慮,開關的打開電阻對電路的影響,開關電容電路中怎樣減少電荷注入和時鐘饋通,以及整個電路的功耗問題和采樣頻率的選擇等。
  14. The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method

    本文的主要工作有: ( 1 )分析電力系統在發生故障時的運行狀態,尤其對三相傳輸線上的故障行波進行了分析和研究,推導了考慮相間耦合的三相傳輸線電壓方程,並將傳輸線上任一點的電壓與故障點電壓建立起聯系,得出了傳輸線上電壓信號在故障點處的奇異性,並以此作為構造新的故障檢測演算法的理論基礎; ( 2 )將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中,針對目前相關研究的不足,提出了電力系統故障檢測判據的補充判據,通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析,給出了一個可行的解決方案;模擬研究表明:這是一個快速、準確、有效的故障檢測演算法。
  15. Digital to analog converter, analog integrated filter, bandgap reference and high drive capability operational amplifier are indispensability basic circuit of communication system

    數模轉換器、模擬集成濾波器、基準電壓源和高驅動能力運放等電路是通信系統中不可缺少的基本電路。
  16. The basic idea is that increasing the equivalent harmonic impedance of power network by valid control of active filter, in order to enhance the performance of passive filter and damp the resonance between the passive filter and the equivalent inductance of the power network

    無源支路在補償無功功率的同時還可以濾除因非線性負載產生的特徵諧波電流,為了抑制無源支路跟電網等效電感產生的諧振現象以及改善無源濾波器的濾波性能,系統中採用諧振注入式有源濾波拓撲。
  17. Recessed plate filter press plate and frame filter press part 1 : types and basic parameters

    廂式壓濾機和板框壓濾機.第1部分:型式與基本參數
  18. The second is a fuzzy neuron network based hybrid filter, which comprises four basic components : plus - shaped center weighted median filter, cross - shaped center weighted median filter, nine pixels median filter, and a fusion center with fuzzy - neuron network. the proposed filter is able to effectively inherit the merits of the used three filters. the third is a fuzzy reasoning filter based on neural network

    第二種是基於模糊神經網路的混合濾波器,主要濾波器模塊有十字型中心加權中值濾波器、交叉型中心加權中值濾波器和9點中值濾波器,信號經過三種濾波器處理後送入一個訓練好的模糊神經網路進行融合處理,得到最終的濾波結果。
  19. La dead reckoning algorithm has been developed based on the doppler velocity log ( dvl ) and fiber optic gyrocompass. 2. since the basic kalman filter will become lapsed, strong tracking filter theory has been inducted, and a new strong adaptive kalman filter algorithm has been developed. further more an adjust gene has been imported, and gets a new arithmetic

    針對傳統的卡爾曼濾波演算法中由於噪聲統計特性未知而容易引起的濾波發散的缺點,引入強跟蹤濾波理論,提出了帶次優漸消因子的擴展卡爾曼濾波演算法,並進一步對該演算法進行改善,加入了調整因子,使濾波演算法得到較好的改善。
  20. Turning this option on will add a basic filter table to kernelspace with built - in

    如果打開這個選項,則會將一個基本過濾表(帶有內置的
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