電荷單位 的英文怎麼說
中文拼音 [diànhédānwèi]
電荷單位
英文
charge unit-
Within the remainder of the dielectric the net charge per unit volume remains zero.
在電介質的其餘部分,單位體積的靜電荷仍為零。As the electron carries nature's smallest unit of electric charge, it also carries the indivisible unit of spin.
因為電子是攜帶電荷的天然最小單位,所以電子也攜帶不可分的自旋角動量單位。The current is the charge flow per unit time.
電流是每單位時間流動的電荷。For a unit of projected area, the loading on a telephone pole or a smokestack will be less than on an i-beam.
對一個單位面積來說,電線桿或煙囪上的荷載要比工字架上的荷載小。In the first part of this paper, mn ( iii ) / mn ( ii ) couple in h2so4 was firstly applied as the positive couple to this system, i. e. redox flow cell. its chemical, electrochemical properties, redox kinetics and related parameters were characterized and discussed by rotating disc electrode ( rde ), cyclic voltammetry ( cv ), a. c. impedance ( a. c. imp ), chronoamperometry, tafel curve, and galvanostatic charge / discharge techniques. conclusions have been drawn as follows : 1. the electrochemical kinetics of mn ( iii ) / mn ( ii ) redox couple in 6. 3m h2so4 solution were studied by means of rotating disc electrode ( rde ) technique on platinum electrode
本文第一部分首次成功地將酸性介質中的mn ( iii ) / mn ( ii )電對應用於氧化還原液流電池這一新型儲能裝置的正極活性材料,通過旋轉圓盤( rde ) 、循環伏安( cv ) 、交流阻抗( a . c . imp ) 、恆電位階躍、 tafel實驗以及mn ( iii ) / mn ( ii )單電極的恆流充放電實驗,我們得出以下結論: 1 .在旋轉圓盤電極上,不同轉速范圍,不同的極化過電位, mn ( ) / mn ( )體系氧化還原電極過程的控制步驟不同,電荷傳遞、擴散傳質可分別或聯合成為控制步驟。Pitch control system consist of three channels which is formed by three drive units. base on need of bench, drive system scheme is designed. single channel three - loop position servo system which is formed by linear motor is simulated. then kinetic behavior of rotor and system ’ s force coupling relation is analyzed. a compensation method for dynamic load which is caused by rotor rotation is presented base on structure - invarient theory
根據實驗臺的技術要求,設計了整個驅動系統方案。對由直線電機構成的單通道三環位置伺服系統進行了設計和模擬。分析了旋翼運動的動力學特性、系統力耦合關系,並根據結構不變性原理對由旋翼運動產生的動態載荷提出了補償方法。The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。If the electric charges in the two stars are supposed to be equal, it can be calculated according to the kulun ' s theorem that 19100 nuclear unity masses must have one electron, such that the electromagnetic force produced can provide enough centrifugal force for the rotation
假定兩星所帶的電荷數量相等,根據庫侖定律,我們可以計算出,在兩星中平均每19100個原子單位質量,就必須帶有一個電子電荷,所產生的靜電引力才能夠提供足夠的向心力。We have developed the theory of boundary shielding approximation of electric polarization, from which the values of spontaneous polarization of some typical ferroelectric materials can be derived. the shielded charges in ferroelectricity are in the state of surface bound polaron - dipole whose creation and annihilation must span a potential barrier. by introducing statistical method, four types of typical electric hysteresis loops of some common crystals and ceramics have been given, which are well consistent with the experimental results
利用電極化的邊界屏蔽近似,可計算出一些典型鐵電單晶的自發極化強度.鐵電屏蔽電荷處于表面束縛極化子偶狀態,其產生和湮沒要跨越位壘.由統計方法給出的一些常見晶體和陶瓷的四種典型電滯回線形狀,和實驗觀察到的結果一致By the charge density we mean the per unit volume.
所謂的電荷密度是指單位體積的電荷。A measure of this property
電荷量這種屬性的計量單位The sequence of two patterns presence is changed alternately, that is, one pattern will appear at the second pulse of total pattern in this half cycle if it appears at first pulse in last half cycle. the stability of square pattern was studied by considering the interaction among the wall charges. the discharge moments of individual filament alternate from long one to short in the square pattern, which can been explained by using the breakdown and quench model through considering the wall discharge accumulated on the dielectric layers
實驗研究了正方網格斑圖與混合氣體的比例及外加電壓的關系,給出了班圖類型隨上述條件變化的相圖;實驗採用光學方法對正方網格斑圖進行了時空動力學測量,發現正方網格斑圖是由兩套正方網格斑圖相互嵌套而成,其中一套的微放電絲位於另一套正方形單元的中心,這兩套微放電絲交替進行放電;考慮到壁電荷之間的相互作用,研究了正方網格斑圖的穩定性;實驗發現正方網格斑圖的微放電絲放電時間間隔是長短交替變化的,考慮到電介質表面積累的壁電荷的作用,使用擊穿?熄滅方程很好的解釋了該現象。In the year of 2003, the prospect photoelectric production process passed the iso9001 : 2000 quality management system certificate and the prospect company was asserted as the new high technology enterprise in hebei province in 2004, nay, as well as the double - software authentication enterprise. and our production was asserted as the new high technology production in hebei province. in september of 2004, the prospect photoelectric digital elevator weight - load contronller was awarded the " science and technology achievement cetificate of hebei province " by the science technology office of hebei province and also was published on the list of " national unod new product promram project " by the science technology bureau of china in june of 2005
2003年,公司產品生產過程通過了iso9001 : 2000國際質量體系認證。 2004年,前景光電公司被河北省科技廳及信息產業廳授予「河北省高新技術企業」及「雙軟認證企業」 ,產品被評為「河北省高新技術產品」 。 2004年9月,我公司生產的數字型電梯載荷控制儀通過國家一級查新咨詢單位查新,技術屬于國際先進國內領先水平,被河北省科技廳授予「河北省科技成果證書」 ,並被國家科技部列入國家重點新產品計劃項目。Having established the ampere as the unit ofcurrent, we may now use it to define the unit ofquantity of elect ricity, or charge
把安培定為電流單位之後,我們就可用它來確定電量即電荷的單位。First, suppose a source point and a sink point. second, draw a unilateral line from source point to every substation node. the line ' s capacity is set as corresponding substation ' s allowable load value and the line cost is set as the substation ' s unit load cost
本文通過線性化處理后將網架優化模型描述為一個最小費用最大流問題,虛擬一個源點和一個匯點,從源點到各變電站節點各引一條單向弧,弧容量為變電站允許的負荷值,弧費用為變電站單位負荷的費用。This product acquires engine crank corresponding phase signal and rotating speed signal, which after ecu treatment, are used together with signals collected from other load sensor ( such as shutter location sensor ) to achieve electronic control over engine ignition timing. compared with mechanical ignition timing control, this is more precise and reliable, resulting in optimized performance of engine in oil consumption, exhaust, output and torque
Fdw465b型電噴分電器總成採集發動機曲軸相位信號及轉速信號,同其它負荷傳感器(如節氣門傳感器等)採集到的信號,經電控單元ecu計算處理后,實現對發動機點火正時的電子控制,較之機械式點火正時控制更加精確、可靠,使汽車發動機系統的綜合性能得到較大提高,特別是發動機的燃油消耗率、排放、輸出功率、扭矩等方面都得到較大優化。Based on the theory mode, the delay time between the beginning of optical illumination and the onset of lock - on switching was calculated, and the transiting speed of electrons, the traversing velocity of the current filament, was obtained as well. the calculated results matched well the experimental results. taking advantage of the ultra - fast response characteristics of the devices, si - gaas pcss ' s are successfully applied to the broadening test of nanosecond laser pulses
應用單極電荷疇模型數值計算了lock - on效應的光、電時間延遲和載流子的渡西安理工大學碩士學位論文越速度(絲狀電流穿越開關間隙的速度) ,所得計算結果與實驗測試結果基本吻a利川半絕緣gaas光屯導開關的超快光l匕11向應燈性,成功地應川下納秒激光脈沖展寬試驗中,證明了開關可廠泛應川在超快光電響應和光電反饋網路中。This product acquires engine crank corresponding phase signal and rotating speed signal, which after ecu treatment, are used together with signals collected from other load sensor ( such as shutter location sensor ) to achieve electronic control over engine ignition timing, resulting in enhanced performance of engine in oil consumption, exhaust, output and torque
該產品採集發動機曲軸相位信號及轉速信號,同其它負荷傳感器(如節氣門位置傳感器等)採集到的信號,經電控單元ecu處理后,實現對發動機點火正時的電子控制,使發動機系統的綜合性能得到較大提高(如發動機的燃油消耗率、排放、輸出功率、扭矩等) 。Through analyzing the present operation condition and heat supply respect of the beihai heat power plant which is the largest heat and electricity cogeneration and concentrated heat supply corporation in dalian, a scheme is settled to install a climax load adjustment boiler in the plant
針對日益增加的熱負荷需求,對大連市最大的熱電聯產、集中供熱單位?北海熱電廠目前狀況和發展要求進行了分析,並制定了新增調峰鍋爐房的方案。The thoughtful reader might propose the charge of the electron as an obvious candidate for the third natural unit.
善於動腦筋的讀者,可能提出電子的電荷作為第三個自然單位的明顯的候選者。分享友人