信真試驗 的英文怎麼說
中文拼音 [xìnzhēnshìyàn]
信真試驗
英文
mock test-
Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail
針對一維單脈沖雷達體制，分析了地形目標回波特性；建立了地形跟隨雷達空地測距的幾何關系；利用雷達收發信號，導出了地形跟隨雷達和差接收通道的回波信號表達式，進行了波形模擬，得到了地形跟隨雷達的地面散射產生回波在時域中的特性；根據和差回波特性，闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用，並給出了真實雷達對外輻射試驗的結果，驗證了文中的模擬。After about two years " insisting and hard working, this goal set at the beginning has become true. the developed c54x general assembly program for g. 729 speech signal compressing algorithm has passed the tracking with more than 3, 000 unitary standard measuring vectors. g. 729 speech signal compressing compiler using c54x general assembly program has been accomplished real - timely, and undistorted rebuilt speech signals have been obtained
因此本課題選用c54x的通用匯編語言編程實現g . 729語音壓縮編碼演算法，調試並通過了統一標準測試矢量三千多幀，最終在5402開發實驗板上實時實現了g . 729語音壓縮編碼器，獲得未失真的重建語音信號。( 3 ) the author applied wavelet analysis in the data processing of airborne radioactive survey, and analyzed the effect of wavelet used in spectrum data processing, line data processing and region data processing. the author had proved that the wavelet used in spectrum data processing can gain more true and more ideal information than traditional data processing method, and can accurately identify information which is beyond main energy windows by practice data. the author considered it is effective to extract abnormal information when the wavelet used in line data processing, and it is effective to eliminate the belt of airborne radioactive survey data when the wavelet used in region data processing
有效的融合了遙感航測信息，提高了工作效率； （ 2 ）根據光學有關物理性質，製作的模擬反射率圖，囊括了tm數據七個波段的信息，使得圖像質量、地物解析度得到了提高； （ 3 ）在航放數據處理過程中引入了小波分析，系統分析了小波在處理單點數據、測線數據、測區數據的應用效果；用試驗數據證明了小波處理單點數據可得到較傳統數據處理方法更為真實、理想的譜數據，能準確的識別主能量窗以外的信息；認為處理線數據，可以提取埋藏於噪音中的異常信息；處理測區數據，對消除航放數據的條帶有一定的效果。In this article, based on theory of the rcm technology and exception - tree, the equipment - management programmer and the faulty category in dlpec ( dalian petro - chemistry corporation ) are discussed in details, and the equipment - management patterns for the enterprise are brought forward. for all kinds of equipments, some measurements on the maintaining and governing are established ; moreover, the system function mode structure is also schemed out, which responses the working situation of equipment in the enterprise in detail and is composed of equipment technology document - management, equipment document - management, equipment integrating - management, equipment maintaining - plan management, equipment stat. analysis management, integrating - query system etc ; at the same time, the whole system codes are devised, which include equipment category code, engineering planning sort code, spare part sort code, testing report catalogue code of pressure vessel pile, equipment stat
本文以大連石化公司的設備管理程序和設備種類為研究對象，應用rcm的技術和故障樹原理，提出了具體的適合於該企業的設備管理模式；針對各種不同類型的設備，制訂出相應的維修管理對策；並運用信息系統分析與設計方法，設計出了比較詳細的、能真實反應企業設備工作狀態的系統功能模型結構，包括：設備技術文檔管理、設備檔案管理、設備綜合管理、設備維修計劃管理、設備統計分析管理、綜合查詢系統等；同時，設計出了比較完整的系統代碼，主要包括：設備類別編碼、工程計劃分類編碼、備品備件類別編碼、壓力容器管道檢驗報告目錄編碼、設備統計類別編碼等；另外，對數據庫設計、輸入輸出設計、系統的實施與測試等提出了比較具體的方案。The grouting is the most useful method of the ground treatment, specially to deal with the rock foundation of the dam. because of the concealment, complexity and importance of the grouting project. the grouting test must be done to determine the grouting parameter, such as the grouting technology, the grouting material, etc
灌漿是基礎處理的常用方法，尤其是建立在巖石基礎上的大壩的基礎處理，由於灌漿工程的隱蔽性、復雜性和重要性，通常需要進行灌漿試驗來確定灌漿工藝、漿材等灌漿參數，而灌漿試驗由於其復雜性、試驗數量的限制等因素難以為灌漿施工提供全面有效、真實的灌漿信息。Because there are a lot of reference data about study area and is absence of known oil - soil field to experimentation research, additionally the study area is affected by factors of complex surface landform, various lithlogy etc.
若爾蓋地區受復雜地表景觀及巖性等因素的影響較大，而且沒有已知油氣田可供試驗研究，可供參考對比的資料也很少，僅僅採用一種技術是不能斷言油氣信息的真實性、有效性，而是有必要採用不同指標相互補充，相互印證。But he becomes jobless as the company folds. to regain his confidence, togashi decides to join the marathon that is taken place on the very day of his daughter s examination and the all - important interview
但真澄因被革職大受打擊，為重拾信心參加馬拉松，比賽當日，正是女兒參加入學試之期，大家分別面對人生考驗。The main contributions to the study on the flashover of insulators in vacuum are as follows : 1. a set of test system for the studies on flashover of insulators in vacuum has been developed, which consists of vacuum system, electrode system, e - dot pulse voltage measurement system, surface charge measurement system, current monitor system and luminescence signal measurement system
本文主要完成了以下工作： 1 .通過設計加工真空及試驗電極系統，研製e - dot沖擊電壓測量系統、真空中表面電荷測量系統、沖擊電流和表面微弱光信號測量系統，建成了國內第一套用於研究真空中絕緣子沿面閃絡現象的試驗平臺。When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時，提出了石油測井儀器的可靠性計算新模型，從電氣和機械兩個方面，提出並闡述了應採用的可靠性保障技術及其使用方法：根據最新可靠性理論，建立了石油測井儀器的可靠性系統模型，探討了石油測井儀器的可靠性指標及其獲取途徑，提出了推薦使用的石油測井儀器可靠性指標（ mwture ， nolwnm ， mtbf ， mttf ） ；通過試驗，得到了所設計儀器的穩定工作時間（ mwture ） 。在研究數據處理方法時，闡述了伽瑪信號的特徵，對測量誤差類型進行了統計檢驗；介紹了數字濾波的基本理論、數字濾波方法的概況，並進行了分析；對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析；從獲取平穩段真值、地層邊界的檢測與處理兩個方面，建立了數字濾波效果的評價準則（ rvi ， rmse ， sfi ） ，給出了相應的數字濾波方法及效果評價方法；探討了自然伽瑪信號數字濾波器的設計方法，提出了適合自然伽瑪測井的混合濾波方案，探討了混合濾波方案的實現途徑；通過對部分數字濾波方法的定量研究，給出了靈活可選的數字濾波系統構成及實現流程；提出的三種濾波方案，將用於era2000成像測井系統，對自然伽瑪測井數據進行濾波處理。Because some other existing simulation system, which are similar to the system discussed here, are mainly build upon windows operation system, they gain low performance in real - time response. while the experimental platform system described in this dissertation, is builded upon vxworks real - time operating system. it is much more similar to the target real - time system being simulated then other existing simulation system
針對目前已有1553b總線通信系統試驗平臺基於windows建立，實時性能不好，與基於專用實時操作系統的真實目標系統相差過大的缺點，本文論述的系統平臺基於vxworksrtos建立，通過配備適當的板級支持包和自研的擴展板驅動程序，實現vxworks對節點機系統的支持。With the increase of communication systematic complexity, traditional analysis design method can not fit in with the needs of development. if the experiment is carried on the true system directly each time, which not only costs expensivly, takes a lot of time, sometimes even it is difficult to find the very crux of the question. therefore, the effective method is to adopt the emulation technology of the computer. so that the computer ' s ability of high - speed computation can be used, and the analysis, design, optimization of performance and evaluation testing of optic fiber communication equipment and system can be finished
隨著通信系統復雜性的增加，傳統的分析設計方法已經不能適應發展的需要。如果每次都直接用真實系統進行實驗，不僅耗資昂貴，費工費時，有時甚至難于找到問題癥結所在。因此，解決上述問題的有效方法是採用計算機模擬技術，利用計算機的高速運算處理能力，完成對光纖通信設備與系統的分析、設計以及性能優化與評估測試。Because of lacking of experience to construct and management, some problem must be appear. effort will be done to perfect the designing a manage system information of some group of dalian air force missile
由於對網路施工和信息管理的經驗不足，難免在設計中有想不到的地方，我將對網路施工和軟體調試過程中發現的問題，進行認真細致地解決，以便進一步完善大連空軍導彈某團訓練信息管理系統。Elements of electrical and optical connection - test methods - electrical elements - measurement of signal distortion of couplers
電氣和光學連接元件.試驗方法.電氣元件.耦合器的信號失真測量In course of implementation of the real - time foip experimental system, involved the research and application of serial communication technology, modem communica tion technology -. network programming technology and multithreading programming technology, etc. on the basis of this, according to object oriented idea, the author have programmed high - efficiency facsimile communication class and network facsimile communication class with event - driven mechanisms. overlapped i / o operation and multithreading programming technology
在實時ip傳真試驗系統的實現過程中，需要對串列通信、 modem通信編程、網路編程和多線程編程等技術進行研究，並在此基礎上，依據面向對象的思想，採用事件驅動、重疊i / o操作和多線程技術，設計並編寫了高效的、實時性強的傳真通信程序類和網路傳真通信程序類。After analyzing the traditional methods of generating exciting signals in vibration control system of electrodynamic ( electrohydraulic ) shaker, a new method of adjusting the skewness and kurtosis of exciting signals by second phase modulation is proposed. based on this method, a new algorithm for generating super - gaussian and quasi - random vibration exciting signals with specified psd, skewness and kurtosis is proposed. simulation and experimental results validate the algorithm
2 .通過分析目前電動（液）振動臺數字式隨機振動控制系統中廣泛採用的激勵信號生成原理，在其基礎上提出了一種通過二次相位調制來控制激勵信號峭度值和偏斜度值的方法，分別得到了頻譜可控的對稱和非對稱分佈超高斯偽隨機激勵信號生成演算法，並進行了數值模擬和試驗驗證，為研究頻譜可控的超高斯真隨機激勵信號生成技術奠定了基礎。The paper focuses on real - time foip communication on the internet. the facsimile gateway is key equipment of foip communication, so it is an important component of the project. the author regards the design of the gateway in real - time foip experimental system as the clue, and does research on the protocols concerning to real - time foip and their implementation
傳真網關是ip傳真通信的關鍵設備，也是本課題研究的重要內容，本課題以實時ip傳真試驗系統中傳真網關的設計與實現為主線，展開了對實時ip傳真相關協議及其實現技術的研究。Aerospace series - elements of electrical and optical connection - test methods - part 702 : electrical elements - measurement of signal distortion of couplers
航空航天系列.電氣及光學連接元件.試驗方法.第702部分:電氣元件.耦合器的信號失真的測量分享友人