電有效區 的英文怎麼說
中文拼音 [diànyǒuxiàoqū]
電有效區
英文
television coverage-
Especially deserve to indication, wireless access system only needs lower incipient plough into enough implement cover with livelong area, can availably debase investment threshold, swell bank roll resist risk capability
特別值得指出的是，無線接入系統只需較低的初期投入就可以實現整個區域的覆蓋，可有效地降低電信運營的投資門檻，增強資金的抗風險能力。Determination of ofloxacin in ofloxacin tablet and intramuscular injection by capillary zone electrophoresis
氧氟沙星片劑與針劑中有效成分的毛細管區帶電泳快速測定The loss of the transformers accounts for largish proportion in the loss of the power system, so realizing economical operation of transformers is one of the effective measure to readuce loss and save energy. but from existing status of this field, how to effectively realize economical operation of transformers has not been done very well. this dissertation main researches how to effectively actualize on - line economical operation of transformers base on the existing scada system and equipments of the area power network
在電力網損中變壓器的損耗佔有相當大的比例，故實現變壓器經濟運行是降低網損、節約能源的有效手段之一。但綜合國內外的研究現狀，如何有效地實施變壓器經濟運行還沒有得到很好解決。本文著重研究了在地區電網現有的scada系統和設備上實現在線變壓器經濟運行的解決方法。In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer
本系統由計算機控制步進電動機的運動，進而驅動指針式儀表表針的運動，並且通過高精度ccd攝像機實時獲取表盤圖像數據，同時進行表盤圖像的相關處理，包括圖像分割，閾值確定，圖像二值化，區域標記演算法，圓心擬合，有效區域識別提取，區域細化等，最終快速識別出表盤指針所處位置;最後，根據國家指針式儀表類檢定規程所制定的演算法計算出該儀表的相關誤差，檢定指針式儀表的各種精度，通過這些數據判斷該儀表是否合格，列印該儀表的檢定結果報表。The processing and graphical representation of aeroelectromagnetic data of over 30000 traverse kilometers demonstrate the effectiveness of the techniques, and the apparent resistivity images obtained reflect characteristics of shallow electric distrbution, thus providing new data for geological mapping
通過對3萬多測線公里航空電磁數據的處理與圖示，證明了方法的有效性，取得的視電阻率圖像反映了各測區淺層電性分佈特徵，為地質填圖提供了新的數據。Hongkong post e - cert ( organisational ) certificate is issued to bureaux and departments of the government of hong kong sar, organisations that hold a valid business registration certificate issued by the government of the hong kong sar and statutory bodies of hong kong whose existence is recognized by the laws of hong kong ; and identifies a subscriber organisation s member or employee ( the " authorised users " ) who has been duly authorised to use that e - cert ( organisational ) certificate
香港郵政電子證書（機構）香港郵政電子證書（機構）發給香港特別行政區政府各局及部門、獲香港特別行政區政府簽發有效商業登記證之機構以及獲香港法例認可之本港法定團體（ "登記人機構" ） ，並識別已獲授權使用該電子證書（機構）的登記人機構成員或雇員（ "獲授權用戶" ） 。To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction
混凝土縫面處理採用高壓水流沖毛技術，大大提高了施工工效，減少了倉面污染；模板工程大量採用定型鋼模板施工技術，提高了壩體混凝土成型質量和工程進度；在二期混凝土施工區域，為免除人工鑿毛勞動強度，採用永久性免拆金屬模板網作為一期混凝土模板；鋼筋連接改進傳統的電焊連接方式，採用大量採用鋼筋接頭機械連接技術，有效提高了接頭強度和鋼筋連接速度，施工安全性大大加強，質量穩定性有效提高，經濟成本大大降低；三峽二期工程持續高強度混凝土施工系統工程的研究，使三峽工程成為名符其實的「世界一流工程」成為可能；三峽二期工程混凝土溫控綜合技術的應用，有效降低了壩體混凝土溫度的產生；混凝土表面處理及裂縫處理技術的應用，提高了建築物的整體性和耐久性。Application of caving mining technology with bottom under condition of flat dipping mid - thick body and unstable rock caused the most of trench and bottom drift, located in abutment, to be destroyed and low recovery in south area, xishimen iron mine
摘要在緩傾斜中厚礦體底板巖性不穩固的條件下，採用有底柱崩落法，由於電耙道大多處于空區邊部應力集中的部位，致使塹溝及底部結構巷道破壞嚴重而使回收率極低，採用無底柱崩落卸壓則可有效解決上述難題。With linear time - invariant modeling of phase noise and definition of “ effective resistor ”, we analyze the critical parameters of the circuit and calculate the value of phase noise at the 1 / f ~ 2 region
引入「有效電阻」的概念對電路的各項關鍵參數在線性時不變模型下進行理論分析和推導，得到相位噪聲在1f2區域的理論值。5 ) by means of the ratio of deep and shallow resistivity as well as crossplot chart of gr, pay zone, aquifer and dry zone can be effectively identified in this area
深淺電阻率差比值與gr值交會圖版，對該區油水干層識別相當有效； 6As the microbolometer which is voltage biased express some characters different from other infrared detectors under the effect of electric heat and infrared radiation together, the computing method of parameters, such as responsivity, noise, noise equivalent temperature different ( netd ), noise equivalent power ( nep ), optical gain, detectivity and so on is given in this paper. some of these parameters are particular compared with other detectors, and some have difference between microbolometer and other detectors
由於微測輻射熱計在施加偏置電壓的情況下，電熱效應與紅外輻射的共同作用使它表現出與其他紅外探測器完全不同的一些特徵，文中給出了響應率、噪聲、噪聲等效功率、噪聲等效溫差、光學增益、探測率等參數的計算方法，這些參數中的部分是微測輻射熱計獨有的，或者與其他的紅外探測器的同一參數有所區別。During the high - voltage device design, the thick epitaxial layer ldmos which is compatible with current technology was researched. this device used piecewise vld and multiple region structure f reduce field layer. the using of the f reduce field layer effectively reduce the surface electric field of the device, shorten the length of its drift region, enlarge the choice of range of the ion implant dose of the p layer, and effectively restrain the disadvantageously affection on the breakdown voltage of the interface charge qss
在高壓器件研究中對與現有工藝相兼容厚外延ldmos進行研究，該結構採用分段變摻雜多區p ~ -降場層，有效降低器件的表面電場，縮短器件的漂移區長度，增大p ~ -降場層注入劑量的選擇范圍，並有效地抑制界面電荷qss對器件耐壓的不利影響。Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability
闡述了鍍液中各組分的作用：絡合劑能有效地改變銅、錫的電位，促使初期的置換反應順利進行；還原劑能加快化學反應速度，對反應動力學有積極的促進作用；抗氧化劑能有效地防止鍍液中sn ~ （ 2 + ）的氧化；添加劑a能提高鍍液的穩定性，添加劑b對鍍層能有細化和光亮作用，擴大了鍍層光亮區的范圍；添加劑c作為平滑劑，不僅能增強鍍層表面的平整性，而且能提高鍍液的分散能力；表面活性劑較好地解決了化學鍍過程中汽泡在鍍件表面聚集的問題，提高了鍍層的表面質量和鍍液的穩定性。In this paper, the authors used such geophysical exploration methods as the high - precision geomagnetic method, the resistivity profiling method and the induced polarization method to synthetically study the exhausted areas of the archean sedimentary metamorphic iron mines in eastern hebei, built an effective geophysical exploration combination model for the exhausted areas, and summarized the serviceability and validity of various geophysical exploration methods in the exploration of exhausted areas under different geological settings
摘要應用高精度磁法、電阻率剖面法、激發化法等常規地球物理勘查方法對冀東地區太古宙沉積變質鐵礦采空區進行綜合研究，建立冀東鐵礦采空區有效的地球物理勘查組合模型，總結不同地質環境條件下各種地球物理勘查方法在冀東鐵礦采空區勘探中的適用性和有效性。The circulation function therapeutic instrument of brain based on direct digital synthesis ( dds ) technology uses the domestic newest scientific findings and others in foreign countries. adopting the dds technology directly, it produces the safe, valid treatment. through pasting heart electric electrode on body surface, it introduces electric current to cerebral fastigial nucleus ( fn ) without damage in order to improve the state of brain blood supply and nerve conducted and something of lacking proper care to lose the symptom of coordinating with a net, increase cerebral blood flow, reduce downright bad neuron figure, district of penumbra, lighten brain perinemotoma
基於直接數字頻率合成技術的智能腦電治療儀應用國內國際上最新科研成果，採用直接數字頻率合成技術，實現安全、有效的治療，通過粘貼于體表的電極，無創引入小腦頂核，從而改善腦供血狀態和神經傳導失調失絡癥狀，增加大腦血流量，減少半影區壞死神經元數目，減輕腦水腫，最終達到改善腦循環功能的作用。In the course of western development, it must have a lot of fund to exploit water and electricity, oil coalfield, colour metal, to build basic establishment. but the fund is very short, because the western area is located in a bad geographical place, and it is bchindhandly developed in history. so the western area is in the financial state of bottle - neck
在西部大開發過程中，水電、油氣、煤炭、有色金屬等資源的開發以及基礎設施的建設，需要大量的建設資金，但由於西部地區所處的地理位置以及歷史發展等多方面的原因，所需資金嚴重不足，形成了金融的「瓶頸」制約狀況；為了有效地解決資金的供需矛盾，本文提出採用項目融資的方式解決這一問題。The single phase electric motor, which is suitable for wide range of voltage, permits the efficiently cutting of slender fur strips, thicker skins and skins wide in width. the using conditions can be madebetter when the machine is used in the area of unstable voltage
：配用單相大功率電機，對于細毛條較厚皮板和大幅麵皮張都可以有效切割適用電壓范圍寬：對于電壓不穩定地區，可以改善使用條件This article analyses the characteristic of fingerprint image and brings forward some reasonable supposes which related to the fingerprint image after i collected and analyzed many articles of others that is related to the fingerprint image processing and has published in the resent years. based on these characteristic and supposes, i developed a set of fingerprint image processing arithmetic that are adapt to the fingerprint image gathered by capacitive solid - state device. these include several steps
作者收集和分析了近年來大量的國內外的關于指紋圖像處理技術的學術文獻基礎上，分析了指紋圖像的特性，提出了對指紋圖像的一些合理的假設，並從這些假設出發，提出了一套適用於電容式指紋傳感器採集的指紋圖像的處理演算法，這些演算法包括指紋圖像的有效區域提取、指紋圖像的質量分析、指紋圖像的分割、指紋圖像濾波、二值指紋圖像的細化、特徵點的提取、特徵點的可靠性分析、指紋圖像的點模式匹配等步驟。It mainly includes following aspects : in this paper, firstly implication of wavelet analysis in signal harmonic component extraction is presented in detail, and on this foundation signal given frequency band component extraction method is proposed. then we investigate frequency aliasing phenomenon, reason why frequency aliasing phenomenon is easy happened when wavelet is implied in field of motor fault diagnosis, and frequency bands where frequency aliasing phenomenon is easer happened, and put forward approved morlet wavelet analysis method which can effectively alleviates frequency aliasing phenomenon. third we set up vibration signal detected system, design experiments to obtain three groups of fault signals : eccentricity fault, mixed fault of eccentricity plus mild rub, mixed fault of eccentricity plus moderate rub, and process these data using analysis method proposed in this paper
首先對論文的選題以及相關背景進行了探討，並對相關的小波基礎理論進行了闡述，主要針對感應電動機的偏心故障和偏心+碰摩復合故障形式及相關的應用演算法進行了詳細探討，主要工作內容包括下面幾個方面:在論文中，首先對小波分析在信號的諧波分量提取中的應用進行了研究，在此基礎上，提出了信號的特定頻帶成分的提取方法;研究了小波分析的頻域混疊現象，探討了小波分析應用於電機故障診斷領域時易發生頻域混疊現象的原因，以及混疊現象較易發生的頻帶，提出了可以有效減輕頻域混疊現象的改進的morlet小波分析方法;搭建了振動信號檢測系統，設計實驗採集得到三組故障數據:偏心故障，偏心+輕微碰摩復合故障，偏心+中度碰摩復合故障，並對這些數據應用本文提出的分析方法進行信號處理，提取出的特徵參數可有效區分這兩種故障形式;研究了基於matlab和labview的混合編程方法，完成了電機故障檢測系統的軟體開發。Within the effective working section of ground absorption equipment, the technical parameters of braking resistance is rationally defined according to train electric braking characteristics and train status in the feeding section
摘要在地面電阻吸收裝置工作的有效區段內，根據列車的電制動特性和供電臂內列車狀態的不同，合理地確定製動電阻的技術參數。分享友人