最低電位 的英文怎麼說
中文拼音 [zuìdīdiànwèi]
最低電位
英文
potential minimum-
Calciferous salt is ideal coagulants which decrease the electric potential. the experiment also showed a new method to treat the coal dressing wastewater by using calcium cinder carbide and pam together
通過對各種降低動電電位的混凝劑的測試，得出鈣鹽是較理想的混凝劑，並確定了電石渣與聚丙烯酰胺聯用治理煤泥水的最新方法。Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect
在實際設計實現中，為提高系統軟、硬體整體穩定性和可靠性，使用了以下幾種方法： （ 1 ）低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術； （ 2 ）多層pcb設計，線路板結構緊湊，電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電； （ 3 ）選用表面貼和bga封裝的器件； （ 4 ）按照軟體工程的要求進行系統分析，規劃系統框圖、流程分析、模塊劃分，減小了不同模塊的相關性，從而最大限度避免了錯誤的發生。Taking the reach with fluctuating backwater area in jiaokou hydroplant in xiujiang river, guanxi zhuang autonomous region for instance, this paper analyzes the water - sediment characteristics of the fluctuating backwater area, calculates the design level of this reach with samples of level and discharge, etc., and propounds the determination method for the designed lowest navigable level of reach with fluctuating backwater area
以廣西繡江交口電站的變動回水區河段為例，分析了變動回水區的水沙特性，分別利用水位、流量樣本及不同方法計算與分析本河段的設計水位，提出了變動回水區河段設計最低通航水位的確定方法。At the same time, a lot of electrical energy is wasted when the level is high and the working curve is displaced. so urgent affairs are choosing right timing ways to rebuild the pumps. applying frequency conversion timing to wind machines and pumps is an important technology in our country
設計都按照長江、漢水百年一遇最低水位選擇水泵出水揚程，這樣在高水位時往往由於揚程太大而偏離水泵的工作高效區，浪費了大量電能，選擇合適的調速方式對泵船水泵機組進行節能改造，成為當務之急。The conditions have reduced water levels in the yangtze river to historic lows and raised concerns over the massive three gorges dam ' s ability to generate power, state media reported last week
官方媒體上周表示，惡劣的情況使得長江的水位下降到歷史最低點，三峽大壩的發電問題也備受關注。The optimal cp potential shifted to negative direction in seamud containing active srb, - 1030 mv ( vs. saturated cu / cuso4 electrode, cse ) or lower potential was needed. accordingly, the cp current density was about 11 ma / m2
在srb存在下，最佳陰極保護電位移向更負的值， - 1030mv （相對銅/硫酸銅電極， cse ）甚至更低的電位是需要的。在- 1030mvcse保護電位下，保護電流密度約為11ma / m2 。Because central potentials of four y windings in 12 - phase generator are not equal each other and there is no common reference inside the generator, it is difficult to identify the on / off of rectifying elements. in this paper, by using a mathematical model with line voltage substitute for phase voltage, the problem that there is no common reference in the 12 - phase generator with rectifier is solved. based on results of the studies on small prototype, 920kw charging generator applied in a submarine is improved in design, and therefore power oscillation with high magnitude when two generators are operating in parallel
由於十二相發電機中四個y繞組的中點電位不等，電機內部沒有公共參考點，從而在判斷整流元件導通時，不能象三相同步發電機整流系統那樣認為陽極電位最高或陰極電位最低的整流元件導通，本文採用了以線電壓代替相電壓建立十二相整流發電機的數學模型，從而解決了十二相發電機無公共參考點的問題。Early in 2006 many years of hard work and compromises resulted in the publication of four new european standards by the national standard organizations. further standards are currently being formulated. prior to official publication in all member countries and languages the four standards covering the four categories of bicycles below were published in english and german, but not chinese
上海國際自行車展是亞洲最大的量販mass展，不管規模或買主皆有逐年成長，已是mass必到之展，而中國大陸是全球自行車和電動自行車最大的生產基地，也是全球中低價位自行車的供應中心，供應商要如何在眾多供應廠中脫穎而出，引起買主注意，有賴專業媒體助您一臂之力。Multi - component platinum alloys have been proved the best anode material for lowering the anode over - voltage and tolerating co poisoning
迄今為止，採用多組分鉑合金催化材料被認為是降低h _ 2或ch _ 3oh氧化過電位、提高催化劑抗co中毒的最有效手段。As a hardware. the gimble servosystem design is very important in the making of the optoelectronic tracking system. the precision of the position. speed and the speed stability are the key indexes. for the optic measurement system in the high space. the minimum stable speed and high precision are needed
轉臺伺服系統的位置精度，速度精度和速度平穩性是光電跟蹤系統設計的重要指標，而對深空光測系統，則要求其具有穩定的最低速度以及低速時高的工作精度。It summarized the comprehensive geophysical and chemical prospecting information model of interlayer oxodatipn zone sandstone - type uranium deposit. that is, the thermoluminescent anomalies, whose two ends are higher and the middle is lower, the rapidity step of natural voltage and the geogas anomalies of u indicate the uranium deposit
最後歸納總結出了層間氧化帶砂巖型鈾礦的綜合物化探信息模式，即土壤天然熱釋光的低值；自然電位的陡梯度帶；鈾的地氣高值異常信息基本反映了鈾礦體的客觀存在。The millimeter has the largest frequency band and the highest velocity of communication, but it has the highest cost and technical defaults : multi - path effect, reflect and scatter caused by cloud, smoke, water - dropping, the buildings, the grounds and its shape, the interference caus ed by the thunder, the complexity of device, difficult maintenance, and so on. now the band of the leakage coaxial line is up to 3ghz, leakage coaxial line has some advantages : good adaptability to cloud, smoke, water - dropping, the buildings, the grounds and its shapes, good steady field, it has some technical defaults : lower resolution for location and measuring velocity, the more complex of its sending - receiving relay devices, weak anti - interference, the strict demand for the hole size in the line, the cleaner work environment and the higher cost
毫米波具有最大的帶寬和最高的通信速率，但也有最高的成本要求和較難克服的技術問題，即傳播的多徑效應，降水、雲霧、地形、地貌、建築物等的反射散射，打雷時的嚴重干擾，設備復雜，維護困難等等；泄漏同軸電纜的帶寬目前已做到3ghz ，具有對地形地貌建築物的適應性強，場強穩定，但它的定位測速精度低，它的收發中繼設備較復雜，抗干擾能力低，電纜上的開槽有著嚴格的尺寸要求，工作環境要求清潔，成本較高；傳統無線感應技術具有結構簡單，成本低廉，維護方便，定位精度較高的優點，但是，它沒有抗干擾能力。The full color of led display system adopts nowadays the newest led technology and controlling theory which makes its price lower, capability more stable, power consumption lower, resolution degree of per unit area higher, the color more reality and enrich, electronic parts when composing system fewer, the rate of error reduces. full colors of indoor
全彩led顯示屏系統，採用了當今最新led技術和控制理論，使全彩色led顯示屏價格更低性能更穩定功耗更低單位面積解析度更高色彩更逼真豐富組成系統時電子組件更少使得故障率降低。Now if we suppose that the rated temperature limit of any chip were identical, confining the highest temperature in the rated limit is the most important, for this purpose i apply the principle of annealing algorithm to the optimization of place distribution design. under the unvaried condition of thermal dispersion, we can get the least temperature of the maximum value in some kind of chip array
為了使得電子元件最大溫度負荷在特定散熱狀態下達到最低（低於額定的最高溫度值） ，我們將模擬退火演算法的優化設計思想應用到電子元件陣列的布局優化中，使得在不改變外部散熱條件的情況下，僅僅通過電子元件位置分佈的改變就取得降低其最高工作溫度的效果。Through study on the electrical performance of sn - in2o3 nano powder, some conclusions were drawn. when sn - in2o3 precursor was calcinated at 700 - 1000, low square resistance was got. the resistance was lower when sn - in2o3 precursor was calcinated in vacuum than air condition
Sn - in _ 2o _ 3納米粉體的電性能研究表明： sn - in _ 2o _ 3前驅物在700 - 1000煅燒，方塊電阻較低，真空條件下煅燒試樣的電阻比空氣條件下煅燒試樣的電阻低，南京工業大學碩士學位論文中文摘要sno :摻雜10wt %左右時，試樣方塊電阻最低。The thesis mainly investigated the bati _ 4o _ 9 ( bt _ 4 ), which has the lowest dielectric loss in ba - ti system, and ( ba, sr ) tio _ 3, the a position substitute compound of batio _ 3. the dielectric properties of bt _ 4 / bst with different preparation way and different elements doping were investigated. a archimedes method, xrd, sem, impedance analyzer, network analyzer and hakki - coleman method were used to investigate the density, phase formation, microstructure, dielectric properties and doping mechanisms
本論文以在ba - ti系中具有最低介電損耗的bati _ 4o _ 9 （ bt _ 4 ）高頻介質陶瓷和batio _ 3a位sr取代而得的（ ba ， sr ） tio _ 3 （ bst ）高頻介質陶瓷作為研究對象，對不同粉體制備方法制備的bt _ 4 / bst高頻電介質材料進行不同元素的摻雜，運用阿基米德方法， x射線衍射分析儀，掃描電子顯微鏡和阻抗分析儀，網路分析儀， hakki - coleman法等方法手段和測試儀器測試燒成樣品的密度，相組成情況，微觀結構和介電性能，探討造成介電性能起伏的形成機理。The magnitude of the conductivity maximum increases and shifts to lower temperature with increasing sr content. in this paper, the electrical conductivity reaches maximum value at x = 0. 4. below the temperature corresponding to the maximum value, the electrical conductivity is found to follow the relationship for the small polaron hopping mechanism, charge compensation of oxygen vacancy dominates electrical conduction at high temperature, and oxygen vacancy acts as traps to catch carriers, resulting in the decrease of carriers concentration and mobility
通過電學和熱學性能測試結果表明，電導率隨著sr含量的增加以及溫度的變化都出現了極大值，在本論文中，在sr含量為0 . 4時電導率值最大，電導率最大值對應的溫度隨著sr含量的增加而降低，這是由於在低溫下以小極化子導電機理為主，在高溫階段則是氧空位的電荷補償占據主導作用，氧空位使得載流子的濃度和可動性減弱，從而導致電導率降低。Through adjusting the controlling fuel injection - - regulations of the two injection timings and proportions, an adequate air and fuel charge stratification was produced - we call it quasi - homogenous mixture and the lean burn was successfully realized in a product 4 - valve s. i. engine whose structures are n ' t changed at all. investigations show that twice electronic fuel injection can make the lean limit ( a / f ) increase by 1. 5 - 2 units ; the fuel consumption and exhaust emissions are improved remarkably, in partial load, compared with the product 4 - valve s. i
研究結果表明：兩次噴油可拓展發動機稀燃極限1 . 5 - 2個空燃比單位，最高達23 . 5 ；發動機燃油消耗同原電噴發動機相比可降低19 . 1 % ；整個空燃比范圍內，經過優化的兩次噴油稀燃的最低油耗較單次噴油稀燃下降6 . 5 %左右，各種排放物機內生成量均有大幅度下降。Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 4 : resistance of earth connection and equipotential bonding
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第4部分:接地和等電位連接電阻When the content of nano zno is 10wt %, the varistor voltage of zno varistor is higher, the voltage ratio is lower, and the leakage current is the lowest, which means better electrical properties of varistor
納米氧化鋅的添加量為10wt %時，壓敏電位梯度較高，漏電流最小，壓比較低，即壓敏閥片的綜合電性能較好。分享友人