merits and faults 中文意思是什麼
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Summarize the common image pre - processing methods and point out their merits and faults. discuss the boundary effect of gaussian low - pass filtering ( glpf ). to improve it, the zero - order gaussian filtering for an open profile ( gfo ) is used
討論了高斯低通濾波的邊界效應，利用零階開環高斯濾波演算法，對高斯低通濾波進行了改進，使濾波圖像在圖像大小不改變的情況下，邊緣處的濾波效果得到明顯的改善。 -
Fault location techniques are used to pinpoint location of the fault on a tra - nsmission line. transmission line faults must be located accurately to allow maintena - nce crew to arrive at the scene and repair the faulted section as soon as possible, which can relief the burdens of patrol personnel and reduce the revenue losses due to power outage. the accurate fault location alogrithms play an important role in power system safety, economy and reliability. in this paper, diversified fault location algorithms are summarized. according to the principles of algorithms, they can be classified into two categories : impedence based algorithm and traveling wave based algorithm. based on the analysis and comparission of each algorithm, the corresponding merits and app - lication limitations are presented
精確的故障定位為現場巡線工作人員及時提供準確、可靠的信息，減輕人工巡線的負擔，同時加快線路的恢復供電，減少因停電造成的綜合經濟損失，為提高電力系統運行的安全性、經濟性和可靠性發揮重要的作用。本文總結了現有的各種測距方法，根據測距的原理將其分為阻抗法和行波法兩大類，對各種演算法的優缺點及適用范圍進行了分析，在此基礎上提出了一種組合的測距方案，並對演算法進行了模擬分析。 -
Comparing tow methods of efficency pre - estimation, it finds out the new method fit for super - low specific - speed pump. acoording to the study and comparison on efficency and reliability, the thesis points out merits and faults of the 5 types of impeller, and draws a conclusion that the complex impeller and partly blocked - flow - passage impeller are fit for the impellers of super - low specific - speed centrifugal pump
比較了泵效率預估的方法，提出了適合於極低比轉數泵效率預估的新方法，並對其性能要求的效率和可靠性兩方面進行了研究比較，指出了五種形式葉輪各自的優缺點，得到結論：復合葉輪和部分堵塞流道的一般葉輪適合作極低比轉數泵葉輪。 -
After the comparison of the merits and faults between fourier spectrum analysis method and wavelet - neural network analysis method, the latter is selected. after the research on the principle of accuracy - loss diagnosis of the dynamic measurement, the diagnosis theory and method are advanced. according to the error model established of the dynamic system and the results of the error tracing, using bp neural network, the accuracy - loss law of each inner unit is acknowledged
對于實際進行誤差分解與溯源的信號處理方法，在比較了譜分析方法與小波神經網路分析方法的優缺點之後，指出譜分析方法的分解結果不夠理想，並最終確定用小波神經網路來進行實際測量系統的誤差分解與溯源。 -
The devices have many merits. they can sensitively and reliably cut off all the faults occurring in the power system. even under the critical situation, faulting on the long heavy load transmission lines through high ground resistances, the criterion based on fault components still has considerable sensibility
此裝置的優點是：能夠靈敏、可靠的切除電力系統發生的各種故障，尤其是基於故障分量的差動判據與傳統差動判據相比，在重載線路上發生各種故障，即使是高阻接地時，也具有很好的靈敏性。 -
It is discovered that the domestic and foreign true triaxial apparatus already designed and manufactured have their individual merits and faults during debuging and testing the new true triaxial apparatus of hohai university. thus, firstly, the quality of the main domestic and foreign true triaxial apparatus is analyzed and evaluated, and some constructive opinions of designing and manufacturing more reasonable, stable, accurate and dependable domestic true triaxial apparatus in the future are brought up
本文主要的研究工作：首先，在利用河海大學新型真三軸儀進行大量試驗過程中發現，國內外已設計、研製的主要真三軸儀各有優缺點，對國內外真三軸儀優劣進行了可能的分析和評價，為國內今後設計、研製更合理、穩定、準確可靠的真三軸河海大學博士學位論文儀提出一些建設性意見。 -
Each supergirl has her merits and faults
每個超級女生都有他的優點和缺點。 -
The merits and faults of ecological model also discussed
在生態足跡模型應用到生態可持續評價的優缺點進行了探討。 -
In the third part, both the merits and faults of linux are illustrated
第三章，在介紹linux作為嵌入式實時操作系統的優點時，分析了其不足之處。 -
Secondly, this paper discuss basic conception and general structure of expert system mainly, analyzes merits and faults of some algorithm deeply, on the basis of that, presents a fan fault diagnosis expert system based on rough sets theory by field reality. with the relation of fan ’ s symptom and fault, structures symptom - fault parallel table which is simple and clear. reduces knowledge base by rough sets, establishes inference rules through forward inference, overcomes the “ bottle neck ” problem of knowledge acquisition of expert system by combining fuzzy theory with rough sets
然後著重論述了專家系統的基本概念和一般結構，介紹了粗糙集理論的研究基礎以及在故障診斷中的應用，深入分析了幾種演算法的優缺點，在此基礎上結合現場實際構建了基於粗糙集的風機故障診斷專家系統的體系結構。利用風機徵兆和故障之間的關系構造了徵兆故障對照表，關系簡單明了。
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