電壓電兩用表 的英文怎麼說
中文拼音 [diànyādiànliǎngyòngbiǎo]
電壓電兩用表
英文
voltammeter- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 壓 : 壓構詞成分。
- 兩 : Ⅰ數詞1 (數目) two 2 (表示不定的數目) some; a few Ⅱ量詞(市兩的通稱) liang a unit of weight ...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 電壓 : voltage; electric tension; electric voltage
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Furthermore, based on the proposed new charge pump circuit, a iv to 3. 3v high voltage generator which is used in analog switch circuit and a 3v to 10v high voltage generator which is applied to eeprom or flash memory are designed, the components and design thought of two high voltage generators are also discussed in detail. and the simulations of two high voltage generators are accomplished by tsmc 0. 18uw cmos technology ( t018u ), the outcome testifies that two high voltage generators that take the new charge pump as the core circuit have the higher performance
此外,基於新型的電荷泵電路,設計了用於模擬開關電路的1v到3 . 3v的高壓產生系統和用於flashmemory的3v到10v的高壓產生系統,詳細討論了兩種高壓產生系統的電路組成和設計考慮,並用臺積電0 . 18 mcmos工藝( t018u )對兩種高壓產生系統進行了hspice模擬,結果表明以新型電荷泵電路為核心的兩個高壓產生系統都具有較高的性能。The paper mainly introduces the development of pebs and ses detection, and focus on the principle, constitutes and detection results of seb dna by using the quartz crystal microbalance ( qcm ) and surface acoustic waves ( saw ) piezoelectric biosensors respectively
論文主要介紹了壓電生物傳感器與葡萄球菌腸毒素檢測研究進展,同時重點介紹了體波式( qcm )和聲表面波式( saw )兩種用於sebdna檢測的壓電生物傳感器原理、製作方法並對其檢測結果作了報告。Dds951 series electronic single - phase electric meter is the most advanced static electronic meter in china. the meter designs use large - scale intergated circuit. high reliability step motor, it can the ac single - phase active energv voltage rating : 220v : frequency 50hz, positive and negative two directions and accumulates in one direction. the test singnal is isolated by phototransistor : it also has the function of anti - fraud, and indicates it s operation situation on flash light, so it could be managed very easy
Dds951單相電子電能表,是金雀儀表公司開發的新型電度表。該產品是採用規模專用集成電路,高可靠性步進電機等先進技術製造的國內最新電能試題新產品,用來計量額定電壓為220v ,頻率為50hz的交流單相有功電能,該產品能夠精確計量正負兩方向的有功電能,且以同一個方向累計。Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs
萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出;通過串列通信口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入信號有多段折線修正功能可選;一臺儀表最多可配4個報警繼電器輸出、一路變送(或通信)輸出和一路配電輸出。To utilize property of saws propagating, it can be made including delay lines, passband filters, oscillators and pitch filters. surface transverse wave ( stw ) was used the configurature of reflective metal - strip grating between the two interdigital transducers, and made the shear horizotal ( sh ) wave on the surface of the piezoelectric substrate, but not to deep in
聲表面橫波( surfacetransversewave ,簡稱stw )是採用在兩個金屬叉指換能器之間加入短路柵的隔離板結構使剪切水平波( shearhorizontalwave ,簡稱sh波)被嵌制在壓電基片表面上,而不是沿壓電基片內傳播的聲表面橫波形式。This paper studies the application of inductively coupled plasma ( icp ) technology to the etching compound semiconductor insb - in film. by means of single probe and double probe, the ion density and electron temperature of chamber ( 30mm and 50mm in height respectively ) under varied process condition were diagnosed. the spatial distribution of the axial position of the two parameters and the varied curve that the two parameters varies with the power and air pressure are obtained
利用單探針和雙探針診斷30mm高反應室和50mm高反應室在各種工藝條件下的離子密度和電子溫度,得到這兩個參數在反應室軸向位置的空間分佈、隨功率和氣壓的變化曲線、頂蓋接地和反應室體積對它們的影響,結果表明離子密度為10 ~ 8 10 ~ ( 10 ) cm ~ ( - 3 ) ,電子溫度在4 10ev之間;當頂蓋接地時,該處的等離子體密度明顯大於不接地;在同樣條件下, 50mm高反應室內的離子密度明顯大於30mm高反應室。Give or get an electric shock person s revolver passes consistently upscale revolver to the friend, he a press and go to and then there will be the felling for get an electric shock ! frighten him a jump greatly ! safe electric voltage, have no danger to the person
安全電壓,對人無危險電人寫字兩用筆外表仿如真筆,只要一做按筆心的動作,手指立刻感到電擊的感覺,電流小不會觸電,安全無慮。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。We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures
對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密度.計算結果表明,在相當寬廣的非共振電子入射能區,外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負微分電導In this thesis, scanning force microscopy ( sfm ) was used to study the nanoscale electric phenomena of the surface and interface properties of ferroelectric thin films. the experimental setup was calibrated by measuring potential distribution of the working resistance of integrated chip
在實驗儀器的驗證方面,選用集成電路晶元測試單元中的埋置條形電阻作為檢測對象,在電阻兩端外加直流偏壓后檢測電阻的電勢分佈,在已知電阻上電勢分佈的前提下,驗證了開爾文力顯微鏡檢測微區表面電勢的可靠性。The device structure and physical models of 4h - sic mosfet and mesfet are built and the properties are simulated with the use of medici software. the influence of the temperature and structure parameter on the device ' s properties is summarized indicates that no negative resistance exists in breakdown property and the breakdown voltage is up to 85v and 209v separately. the maximum power density of 4h - sic mesfet is as high as 19. 22w / mm. at the same time, the processes of sic field - effect transistor is studied and the fabrication processes suitable to sic mosfet are developed.
論文分析建立了4h - sicmosfet和mesfet器件的結構模型和物理模型,採用二維器件模擬軟體medici對4h - sicmosfet和mesfet的輸出特性進行了模擬分析,研究了溫度和結構參數對器件特性的影響,表明兩種器件的擊穿特性均沒有負阻現象,擊穿電壓分別達到85v和209v ,由此得到4h - sicmesfet最大功率密度可達到19 . 22w mm ;同時,研究了sic場效應晶體管的製作工藝,初步得到了一套製造sicmosfet器件的製造工藝流程,研製出了4h - sicmosfet器件。In this paper, using surface photovoltage spectroscopy ( sps ) and field induced surface photovoltage spectroscopy ( fisps ) as a dominated tool, we investigated the surface and interfacial electron structure, charge transfer character of two nanostructured composite system and the effect about atmosphere ( water and oxygen ) on the semiconductor nanoparticles
本論文利用表面光電壓譜( sps )和場誘導表面光電壓譜( fisps )為主要研究手段對兩類納米復合材料的表面和界面電子結構和電荷轉移特性以及空氣中水、氧物種等氣體分子對納米材料表面光伏性質的影響進行了探索性的研究。In digital signal technique, a signal that uses a positive ( or negative ) excursion and ground as the two binary signal states
在數字信號技術中,用正(或負)向電壓與地兩個電平來表示二進制「 1 」和「 0 」的一種信號This article solves some theoretical problems of electrostatic suspension based on optoelectronic feedback control. the mechanism of electrostatic induction of conductive suspended objects ( cso ) and electrostatic polarization of insulting suspended objects ( iso ) was theoretical discussed. the equations of charge density on the surface of suspended object caused by electrostatic field were developed. we further provided the equations describing the quantitative relationship of electrostatic forces verses the electrode voltages, the electrode area, the suspending gap, and the electric characteristic of suspended object. these equations show that the inducted surface charge density of cso is greater than the polarized surface charge density of iso, as a result, the electrostatic force acting on cso is larger than that acting on iso, as already proved by the experimental results of measured electrostatic forces. this work provided the theoretical equations and the mathematical models for effectively realizing the optoelectronic feedback control of electrostatic suspension
本文主要討論光電反饋式靜電懸浮的理論問題.研究在靜電場作用下導電懸浮體的靜電感應機制和絕緣懸浮體的靜電極化機理,推導出懸浮體表面的感應電荷或極化電荷的計算公式,以及作用於懸浮體上的靜電懸浮力的計算公式,在理論上揭示了靜電力與電極電壓、電極面積、懸浮間距及懸浮體電學特性等因素之間的關系.結果表明,導電懸浮體表面的感應電荷量比絕緣懸浮體表面的極化電荷量多,因此前者所受的靜電懸浮力比後者大,但兩者均可實現靜電懸浮,這些結論與實驗結果完全符合.本文工作為實現靜電懸浮的光電反饋控制提供了理論依據Specially, the rotating ramjet with shaft power output was discussed. result showed that the thermodynamic cycle of the rotating ramjet is a breton cycle including two anti - cycle processes. because the advantage on thermodynamic performances and structure, the rotating ramjet will has wide prospective application in aircraft and powers system in heavy trucks, military facilities, tanks, warship as well as power plant
著重討論了軸功輸出方案的旋轉沖壓發動機,初步分析表明,旋轉沖壓發動機的熱力循環是加進了兩個反循環的布雷頓循環,該發動機在熱力性能和結構方面與燃氣輪機相比有獨特優點,有望在現代和未來各類飛行器及各類重型車輛、戰略設施、坦克、艦船動力、電力等能源動力領域獲得廣泛應用。The method of moments is used to analyze and calculate the broadband characters of impedance, voltage satanding wave ratio ( vswr ), gain and radiation pattern of larger angle lpda, and the relation between these characters and the parameter of antenna construction is discussed in this paper. based on analysis and calculation, the antenna is designed and tested, and the measured results are in good agreement with the theoretical calculation
本文採用矩量法分析和計算了對數周期天線在張角較大時,它的阻抗、電壓駐波比、增益及方向圖的寬帶特性,討論了這些特性與天線結構參數之間的關系.根據分析和計算,設計並製作天線進行實驗測試,理論計算和測試結果表明,兩者吻合較好This thesis is mainly centered on the following two research aspects : 1 ) synthesizing six kinds of porphyrins containing different functional groups and applying them to analytical chemistry respectively. based on the principle of energy transfer, a series of optical chemical sensors have been developed and applied to food examination, environment monitoring by detecting inorganic ions, inorganic neutral molecules and toxic organic neutral molecules. 2 ) improving the electric circuit of pqc sensors, then designing and assembling pqc sensor array, which has been used to examine the mix gases
基於以上目標,本論文主要完成了兩方面的研究工作: 1 )合成並表徵了6種不同的卟啉化合物,並把它們分別應用到分析化學方面,以能量轉移原理研製了一系列光化學傳感器,檢測了重要的無機離子、無機中性分子和有機中性分子,應用領域涉及了食品檢驗、環境監測等方面; 2 )改進了壓電傳感器電路,採用優化電路設計並組裝了壓電傳感器陣列,同時進行了多組分的檢測。What the subject researching is that power energy should be measured with base wave ammeter to power systematic nonlinear user ; and that it is high veracious by base wave ac parameters measurement method to those not bad contaminative. it is well known that all kinds of ac parameters including of base wave and harmonics, but the content of harmonics in power systems increase largely with the mass disturbance to power using high - power electric equipment. which makes wave shape of voltage and current aberrence, so the measurement veracity and reliability decreased largely. at the same time brings out serious infuency to safe run of power system and electric equipment. the power which any non - linear loads consumes can be divided into two sides, one is base power absorbed in power and the other is minus harmonics power
本課題所研究的問題是針對電力系統非線性負載用戶採用基波電度表來計量電能;而對諧波污染不嚴重的線性用戶採用基波交流參數測量的方法仍然具有較高的準確性。眾所周知,各種交流參量都包含基波和各次諧波,然而隨著電力電子技術的迅速發展,大功率的用電設備對電網的干擾也是越來越嚴重,導致電力系統諧波含量迅速增長,使電壓和電流的波形產生嚴重畸變,測量的準確性和可靠性都大大降低,同時也對電力系統和用電設備的安全運行帶來嚴重的影響。任何一種非線性負載所消耗的功率都可以分為兩部分,一部分為從電網中吸取的基波功率,另一部分則是負的諧波功率。The whole system simulation by hspice indicates that the circuit will operate well when the input voltage ranges from 2. 7 to 5. 5v and the efficiency can up to 80 %. the system will response quickly in one or two cycles and remain stable output voltage when a step disturbance is applied on input voltage
使用hspice模擬表明,在輸入電壓2 . 7v 5 . 5v的范圍內,能夠正常工作,效率達81 % ,當輸入電壓突變時,電路能夠在一到兩個時鐘周期內響應,穩定的給出輸出電壓。The algorithm is list - based. the timing - constrained scheduling algorithm reduces the power consumption by assigning as many nodes as possible to the resources operating at reduced voltages. in the paper, we propose three kinds of scheduling algorithms with multiple voltages under timing constraints, which have separately lower time complexity, better optimizing effect and better optimizing capability as a whole
由於多電壓調度是np - hard問題,本文還採用了一種基於模擬退火搜索的時間和資源約束的調度演算法,該演算法是一種啟發式的搜索演算法,通過與基於gain大小搜索的調度演算法的對比,數據表明兩演算法優化效果接近,但此演算法具有較低的時間復雜性。分享友人