blind main 中文意思是什麼
blind main
解釋
盡端干管-
This paper focuses on the blind code synchronization approach and spreading sequences estimation algorithm. the main results can be summarized as follows : 1. both synchronous and asynchronous dsss / bpsk baseband signal models are established
本文重點是對盲碼同步和擴頻碼序列估計的研究，主要的工作成果如下: 1 、分同步和非同步兩種情況建立了dsss / bpsk基帶信號模型，並介紹了二種非合作式擴頻碼序列估計和解擴的方案。 -
The annual output is 5, 000 tons of flanges and 1000 tons of forging parts, the main products of our company include : welding - neck flanges, slip - on flanges, blind flanges, threaded flanges and plate flanges etc., with specification from 1 2 to 80 dn2000. we can supply above - mentioned standard flanges of din, ansi b16. 5, bs4504, jis, uni, nsand asetc. we can also manufacture special application flanges and forging parts that customer required
我公司年產法蘭5000噸鍛件1000噸。主要生產德國標準din美國標準ansi b16 . 5英國標準bs4504日本標準jis義大利標準uni挪威標準ns澳大利亞標準as和中國標準gb hg jb等國家標準的法蘭 -
Blind main pipe
盡端干管 -
The main characteristics and advantages are : on one hand, we adopted the low - complexity bussgang algorithm, and did blind estimation to ofdm sub - channel according to the mean square error criterion ( mse ) and peak distortion criterion ; on the other hand, we used the differential detection, which accelerates the convergence speed and avoid the error transmission problem resulted from the bussgang algorithm
這兩種演算法一方面採用了低復雜度的bussgang自適應演算法，分別依據均方誤差準則和峰值失真準則對ofdm系統子通道進行盲估計；另一方面通過引入差分檢測技術，加快了演算法收斂速度，克服了bussgang演算法帶來的誤差傳播問題。 -
The main products became a shortlist of national pipeline bureau in 2000 ; passed through iso9001 - 2000 international standard quality system certification in 2001 ; ranked as recommended products by china petrol - chemical group and successively obtained physical market entrance permissions awarded by major oil fields within nationwide in 2002 ; audited to be a membership of china petroleum distribution corp. ( energy ahead ) in 2003 ; gained pressure conduit component manufacture license ( for products such as insulation joint, fast - opening blind, receiver & launcher, etc. ) awarded by the general administration of quality supervision, inspection and quarantine of the prc in 2004 ; and obtained pressure vessel manufacture license in 2005
公司主要產品於2000年成為國家管道局入圍產品； 2001年通過了iso9001 - 2000國際標準質量體系認證； 2002年被中國石油化工集團列為推薦產品，並先後獲得國內各大油田的物質市場準入證； 2003年經審核成為中國石油銷售總公司（能源一號網）會員單位； 2004年遼寧省首家獲得（絕緣接頭、快開盲板、收發球筒有關產品）中華人民共和國質量監督檢驗檢疫總局頒發的壓力管道元件生產製造許可證； 2005年取得了壓力容器生產製造許可證。 -
This part holds that the main stream of politics socialization is good, which is mainly manifested by rich contents, distinctive features, various channels, smooth processes, etc. but there are also some problems such as vague political knowledge, puzzled political feeling, infirm political conviction, neutral political direction and blind political participation
這一部分從青年大學生主體本身的角度，分析認為新時期青年大學生的政治社會化，在主流上是良好的，主要表現在政治社會化內容豐富、特徵鮮明、途徑多樣、過程順利等方面。但也存在一些問題，這些問題主要表現在，政治認識模糊、政治情感困惑、政治信念動搖、政治取向中立和政治參與盲目。 -
The indefinite goal, the blind introduction, the confused management and the low benefits are the main problems existing in the construction of demonstration gardens of agricultural science and technology
作者認為，目標不明、盲目引進、管理混亂、效益不高是農業科技示範園區建設中存在的主要問題。 -
The blind detection, parameters estimation and recovery of spreading sequences are the main contents of ds communication counter
直擴通信對抗包括直擴信號的盲檢測、參數估計和擴頻碼序列恢復等內容。 -
The main contributions of this dissertation are : a novel detection strategy in blind image watermarking algorithm generally, the traditional detection strategy corresponding to embedment model i = i + aw has its limitation. first, we treat the watermark information as noise for an image and expand the noise before detection. then, we find the corresponding data in the frequency - domain and adjust them according to our relative minmum principle
為了解決這一問題，我們將嵌入水印圖像中的水印信息看作一種噪聲，在提取水印前，利用降噪方法得到原始圖像的一個逼近，通過和待檢測圖像的比較，得到含有水印信息的噪聲，再將這種噪聲信息進行放大，最後利用局部最大的編碼原則將水印恢復出來；將改進的水印提取模型應用於基於fourier - mellin變換的盲水印演算法，解決了由於插值和多變換造成誤差積累而造成很難提取水印這一問題。 -
The main parts of the article are the designation of magnetic path for the detecting system and the " no blind areas " method, which is based on the signal relativity operation
本文的重點在於系統的磁路設計，採用信號相關性運算比較被測鋼管信號和模板信號縮小端頭盲區的「無盲區」方法。 -
The main contents of this thesis include : ( 1 ) summarize and analysis of the theories on vibration transmission through rolling element bearings ( 2 ) based on the threshold setting and signal ’ s statistical approach, a method for solving the problems of denoise was developed ( 3 ) using sparsity and clustering, the method and hypotheses for underdetermined blind source separation was studied ( 4 ) the method based on potential function clustering was given for underdetermined blind source separation of noisy signals based on the assumption that the input distribution is sparse and the mixture procedure is linear, the attenuation matrix and the delay matrix were estimated by clustering. the approach was experimentally illustrated for the case of m = 2. the separation of the signals from bearing test bed proved that the given methods are available and reliable
在需求分析和研究現狀分析的基礎上，本論文針對如下內容進行了重點研究: （ 1 ）以滾動軸承為例，對旋轉機械振動信號的傳輸進行了歸納分析; （ 2 ）通過設定某一門限並研究信號間的統計特性，研究了旋轉機械振動信號的盲源分離過程中噪聲消減策略; （ 3 ）應用稀疏信號分析和聚類分析方法，對盲源分離中欠確定問題的假設條件進行探討並對分離方法進行了分析; （ 4 ）採用基於勢函數聚類分析的方法，研究了欠確定前提下含噪聲測量過程中信號盲源分離方法。 -
The finite element method ( fe '. i ) is adopted to analyze the effects of the numbers of coil turns, current intensity and current frequency upon the rate of joule heat generation in details. the thermo - radiation analytical countermeasures of various types are adopted to carry out the numerical analysis of the effects of the crucible with different shapes and sizes and the blind holes with different depths opened in the tops of crucibles as well as coil positions upon the thermal field distribution whereby solving the main problem of field the thermo - field design of the induction - heating sic crystal growth system. a new combination idea of the thermo - field design obtained by means of the united design of the thermo - insulator and blind holes has been presented
採用有限元分析方法對線圈匝數、電流強度、電流頻率等對焦耳熱產生速率的影響進行了詳細的分析討論；採用不同的熱輻射分析策略，對不同坩堝形狀、坩堝頂部開設不同深度的盲孔以及線圈的位置等對熱場分佈的影響進行了數值分析，解決了感應加熱碳化硅晶體生長系統熱場設計的主要問題，提出了通過絕熱層與盲孔的聯合設計獲得所需熱場設計的思路，給出了根據軸向溫度梯度的波動對線圈位置實行動態調節以控制熱場的理論依據。 -
The main works of this paper can be summarized as follows : 1. in this paper, the inherent limitation of cma is studied which greatly affect the convergence properties, variable step size thoeries is put into cma, and several variable step size cm blind equalization algorithm is proposed which can overcome the tradeoff between convergence rate and misadjustment
本文的主要貢獻在於： 1 、本文對制約恆模演算法收斂性能提高的因素做了深入分析，將變步長理論應用於恆模演算法，得到了一系列恆模改進演算法，克服了恆模演算法收斂速度和收斂精度之間存在的內在矛盾。 -
This paper channels gender consciousness into the existing concept of poverty, summarizes the major changes and gender differences of the rural poor in the past decade, analyses the rural poverty reduction policy and practice from the gender perspective and examines the main gender blind spots and problems therein
摘要本文重新審視了已有的貧困概念，引入社會性別意識，總結十年來農村貧困人口的主要變化和社會性別差異，運用社會性別視角分析農村反貧困政策和措施，反思了其中存在的主要的社會性別盲點和問題。 -
Yide hotel is situated in a quiet little blind alley just ten minutes walk from the main street, nan dajie. the guesthouse is a beautifully renovated courtyard house built by a wealthy merchant during the reign of emperor qianlong 1736 - 1785
一得客棧位於平遙城內沙巷街16號，為清乾隆年間1736 - 1785修建，系票號世家侯王賓舊居，此舊居由上院下院書房院車馬院祠堂及花園六個宅院組成。 -
Based on it, the ica is studied under instantaneous mixtures and convolutive mixtures blind separation models. the main works are as follows : 1. based on herault - jutten algorithm separating signals blindly, we obtain an algorithm using natural gradient under instantaneous mixtures model. the equivariance property has been discussed too
以此為基礎，在盲信號分離的瞬時線性混合模型和卷積混合模型下，對獨立分量分析演算法進行了研究，主要工作如下: 1 .在瞬時線性混合模型下，詳細討論了改進h - j演算法。 -
This kind of risk is originated from innormal information announcement, and the main body of assets recomposing is not clearly confirmed, etc. 2. out - of - controle management risk. this risk is originated from one - sided understanding of large - scale economy and from blind expanding
這種風險來源於對規模經濟的片面理解，不顧企業實際需要和自身組織管理能力，在資產重組中盲目兼并、收購多家企業，結果造成規模過大而導致管理失控。 -
Besides the malpractice coming up with the stock investments, the author analyzed the intention of those public companies investment into security agents, pertinent financial problems and law problems in this dissertation regarding the reality of stock investment into security agents by public company, the author pointed out that under current situation, public company should focus on their main business fields without any blind investments into virtual economy, and the security agents should build up their financial strength and extend their financing channel to meet the coming international competition
論文分析了上市公司參股券商的動機、相關的財務問題、法律問題，深刻分析了參股行為難于克服的弊端。鑒于上市公司參股券商有其存在的現實性，本文指出，新形勢下上市公司應注重自己的主業，不要盲目投資虛體經濟；而券商方面積極壯大自身實力，拓寬融資渠道，準備迎接國際競爭。 -
As for this experiment, parameters of all sampling band, including main sampling bands and blind sampling bands " are chosen, in adition, all filter are designed carefully
其中包括帶通采樣各主采樣帶、盲區采樣帶的各參數確定、濾波器設計以及整體的matlab模擬驗證。 -
The main works of the dissertation can be summarized as follows : 1. by exploring the model of ds - cdma systems, the performances of the decorrelating multi - user detector and minimum mean square error ( mmse ) multi - user detector are studied. further, the performances of blind adaptive mud and adaptive mmse mud ( lms style ) with fixed step size and varied step size respectively are studied based on mmse linear detect algorithms
本文主要研究次最優的線性多用戶檢測技術，工作具體如下：從ds - cdma系統模型出發，研究了解相關多用戶檢測器和mmse多用戶檢測器的性能，並以mmse線性檢測技術為基礎，研究了變步長和固定步長的lms - mmse自適應多用戶檢測器和基於最小輸出能量準則的盲自適應多用戶檢測器。
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