background processing 中文意思是什麼

The dissertation tries to combine signal processing and information fusion with the application background of under - water recognition so as to improve the reliability and accuracy of eradiate noise recognition system

本文試圖把現代信號處理技術與信息融合技術相結合，應用到具體的水下目標識別領域，以提高水下目標被動識別系統的準確性和可靠性。

The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。

The pges abundance patterns of residual mantle rock with a peleo - subduction background is characterized by pd, pt depletion and ir, ru relatively enrichment, while the basalt and basic dyke by the processing of partial melt in the same background take an opposite feature of pd, pt enrichment and ir, ru depletion. the existence of fluid in the subduction zone increases the degree of partial melt on the one hand, and on the other, activates the activity of pd, pt compare to ir, ru, and thus reduces the pd ir and pt ru in residual mantle rock. the pges patterns for basalt and basic dyke from two carboniferous volcano zones to south qoltag and north turpan - hami basin, xinjing uigur autonomous region, take a shape of gentle positive inclined curve with lower pt and pd differentiation and lower pges. all these features are obviously different from that of basic dyke and basalt from typical ophiolite and therefore the author believe that their fluid - rich paleo - subduction zone environment can be ruled out

古俯沖帶背景下的殘餘地幔巖的pges配分以pd ， pt明顯虧損和ir ， ru相對富集為特徵，而部分熔融產物的玄武巖和基性巖脈則呈現相反的ir ， ru明顯虧損和pd ， pt相對富集特徵。俯沖帶中流體的參與一方面增加了部分熔融程度，有利於pd ， pt從原始地幔進入熔融相另一方面，流體的作用使得pd ， pt相對于ir ， ru遷移活動性效率提高，造成地幔巖中

Under the direction of the sciences of auditorium acoustics, the paper researches on the auditorium acoustics of the digital conference hall. on the basis of analysising the theory background, the paper researches on the practical construction project. the basic task of is to study the physical conditions of interior acoustic wave transmission and acoustic processing method approach to ensure a good indoor heard

本文以廳堂音質的相關理論為指導，以數字會議廳堂為主要研究目標，以會議廳堂音質設計為主要研究內容，在總結了會議廳聲學設計中各個基本概念及廳堂音質設計的基礎上，對現代數字會議廳堂的音質展開深入的研究，並理論結合實際，對具體的工程項目進行廳堂音質設計與研究。

This paper is based on the engineering background of the real time fault diagnosis of the deashing system in zhenjiang jianbi power plant. this system, as the subsystem of a typical distributed control system, can achieve the processing automaton and malfunction alerting automaton. during writing this paper, the following work has been done :

本文基於實際工程背景，研究與探討了鎮江諫壁火力發電廠高濃度除灰控制系統中的柱塞泵灰水泄漏實時檢測系統，該系統是典型的dcs控制系統的一個子系統，使電廠高濃度除灰車間實現了故障報警自動化。

Based on reviewing the historical background, prospecting for the development trend, analyzing the complicacy and mechanism and summing up some achievements and experiences in scientific research, several new problems and the possible direction of development in material processing technology and machine are proposed, such as, producing new concept materials possessing somespecific and extraovdinary properties by means of integrating and coalescing conelative frontier science and technology ; and thereafter a brief discussion is given

在全面綜述材料制備技術及設備發展動態的基礎上，提出了該研究領域的幾個新問題和發展方向，如通過集成和融合現代相關前沿科學和技術生產具有超常和特殊性能的新概念材料等，並進行了簡要分析和討論

On the background of dalian maritame university science and technology information decision support system construction faced with the deficience of data independence and duplication in its many - year used files processing system and the late demands of the new environments against the science and technology managements ; this paper analysis detailedly the business activities and function needs of the system and defines that the intelligence and ability dcision system with multi - model peocessing constructive is the optimum solution scheme to realize the system destinations

本文以海事大學科技信息管理為背景，針對其多年沿用的文件處理系統中數據獨立和數據重復等不足以及新環境對科技管理的新要求，詳細分析了系統的業務活動和功能需求，確定了建立基於c s數據處理結構輔以模型程序可視化、數據挖掘等技術的科技管理與決策系統為實現其系統目標的最佳解決方案。

In accordance with the above case, real - time background compensation against ir image for eliminating influence of thermal blooming can be carried out by using digital image processing methods such as frame subtraction and reversed color addition

針對上述情況，研究用數字圖像處理的方法幀相減、反色相加，對紅外圖像進行實時背景補償，以便消除熱暈的影響。

Take integrity of object information into condition, a two - dimension signal processing method which can make a measurement of the target ’ s speed as well as the range is brought forward at the basis of waveform parameter design. and simulation in the background of hf multi - object with noise is taken. a comparison of signal properties, processing and antinoise detection performance is taken between mcpc and another two high range resolution radar signals : single carrier pulse coded signal and step frequency pulse coded signal

考慮到目標信息提取的相對完整性，以高頻雷達為背景，在對多載波相位編碼脈沖串信號參數設計的基礎上，推導了三種多載頻相位編碼脈沖串信號的距離速度二維處理過程並相應的對多目標噪聲環境進行了模擬;將多載波相位編碼信號與另外兩種距離高分辨信號:單載頻相位編碼信號和相位編碼階梯跳頻信號，在信號特性、處理過程和抗噪聲特性方面進行了對比;本文從理論上為多載波相位編碼信號的波形設計和分析、信號的處理打下基礎。

Performing background processing which is not on - line or directly connected to the computer for on - line operation. high priority programs take precedence over specific background jobs

指實現后臺處理。所謂后臺處理是指非聯機處理，或者說不是直接和計算機連接起來而進行聯機操作。優先級高的程序先於特定的后臺作業執行。

A saddle - shaped hole grooving machine for pressure vessel was introduced. a method for processing saddle groove and the designing of a technical background were put forward

摘要介紹了一種壓力容器殼體開孔馬鞍形坡口加工機械的設計背景技術，給出了馬鞍形坡口加工的一種實現方法。

With the distinguishing characteristics of character " s texture ( such as horizontal lines, vertical lines, or slant lines in a character ) that can be extracted directly, the character - regions are segmented from their background quickly, and the image - noises rising during the processing period can be removed by morphological filter

首先提取字元的橫向、豎向紋理的方向信息，然後根據各自的閾值把候選字元區標識出來，用形態濾波的方法消除噪聲，最後用斜向紋理的平均斜向能量判斷是否是字元區。

This project intends to construct a parameterized function banks about the internal properties of wavelets aimed at a extensive kind of multi - wavelets and some categories of relatively specific non - separable wavelets with significant practical background, and disclose the essential characters of non - separable wavelets. through optimizing the bases of wavelets, it will build a problems oriented system of self - adaptive wavelets neural network and apply it to the relative problems of signal processing

本課題擬對比較廣泛的一類多小波及相對特殊但具有十分強烈應用背景的幾類非分離小波建立關于小波各種內在性質的參數化函數庫，並試圖揭示非分離小波的本質特徵；通過最優化小波元和小波基函數，建立面向問題的自適應小波神經網路系統，並應用於相關的信號處理問題。

According to the variation characteristics of the geochemical background in this basin, the authors determined the techniques for data processing and anomaly appraisal

背景場具有自東南（固原凹陷）向西北（海原凹陷）由高變低的趨勢。

In image preprocessing, image quality is improved by using mathematical morphology to remove background of the image, making gray - scale transformation to enhance contrast and smoothing processing to filter noise

本文運用形態學運算消除背景、進行灰度變換增強對比度和進行平滑過濾噪聲來完成圖像的預處理。

Based on the background of the " ten - five " technology project ， we introduced the last development of helicopter ' s landing devices and optolelectronic guiding equipments. this paper describes the study of beacons - based algorithms of ccd tv sensor, discusses the imaging processing, design the infrared vision - enhanced system

本論文以國防科技十五項目為背景，概要地介紹了國內外直升機著降和光電引導裝置的最新發展狀況，對機載ccd電視傳感器的信標測量演算法進行系統分析和深入研究，對圖像處理進行了討論，提出了具有創新意義的機載紅外ccd視景增強系統設計。

Said to the browser, in server end shield source code, background processing data, implementation function and so on resource downloading, use track, retrieval resource, single bond inquiry

在服務器端屏蔽源代碼，採用后臺處理數據，實現資源下載、使用跟蹤、檢索資源、單鍵查詢等功能。

The first aspect is to decide the amount and locati on of the measurement points ; the second is to design the whole architecture of the system ; the third is to describe the structure of the software ; the forth is to construct the database system ; the fifth is to design a background processing program, and the last aspect is about the web application

第四章是本文的重點。從機組測點布置和規模、系統總體結構設計、系統軟體總體設計、數據庫系統設計和實現、后臺應用程序實現及web程序實現等六個方面對本系統的結構和實現做了詳盡的論述。

Background processing interrupt

后臺處理中斷

An important processing procedure in which top - priority processing most often results from real - time entries which usually have precedence, through the use of interrupts into lower - priority or background processing

一種重要的處理過程，其中最高優先權處理任務常常由具有優先度的實時任務形成，經過使用中斷而進入較低優先權任務或后臺處理任務。