負電的 的英文怎麼說
中文拼音 [fùdiànde]
負電的
英文
electron-negative-
We have shown that it is possible to create a radioactivity characterized by the emission of positive or negative electrons in boron and magnesium, by bombardment with alpha rays
我們已經展示了人工放射現象的可能性,這種放射現象的特徵是用以射線轟擊用咄硼和鎂中的正電子或負電子。Similarly the positively charged proton has a negatively charged antiparticle, the antiproton
同樣的,帶正電荷的質子具有其帶負電荷的反粒子?即反質子。The electron, for example, has negative charge, whilst its antiparticle, called the positron, has positive charge
舉例說明,比如電子帶負電荷,同時,它的反粒子被稱作正電子?帶有正電荷。Dirac's theory also predicted a negatively charged sister for the proton, called the antiproton.
狄喇克的理論還預言有一種質子的姐妹粒子,帶負電荷,叫做反質子。Recently, ldl apheresis has been applied in clinic and achieves a satisactory effect. in this dissertation, the tripeptide, serine - aspartic - glutamic acid ( sde ), which existes in the cooh - terminal end of the seven repeats in the ligand binding domain of the ldl receptor and plays an important role in identifying ldl, was synthetized and immobilized onto the polyacrylamide ( paam ) beads as a bionic adsorbent for selective removal of ldl from plasma
本論文以絲氨酰-天冬氨酰-谷氨酸( sde )負電性三肽(此三肽廣泛存在於ldl受體配體結合域7個重復序列的羧基末端,對ldl受體特異性識別ldl起著重要作用)作為配體固定到聚丙烯酰胺微球載體上製成仿生性ldl親和吸附劑,考察其對人血漿中ldl及hdl的吸附功效。Engine load simulated control system was consisted of two unattached parts of work resistance simulated control subsystem and electric bow wave dynamometer control subsystem. with the mathematic models of engine load simulation controller, which transferred the work resistance ' s change to engine load change immediately, the system can met the need of the simulation control system
發動機負荷模擬加載控制系統包括彼此獨立的作業阻力模擬控制子系統和電渦流測功機控制子系統兩部分,應用發動機負荷模擬控制器數學模型,使作業阻力的變化及時轉換為發動機負荷的變化,能夠滿足模擬系統的控制要求。The residual negative charge is balanced by cations between the chains which also serve to hold the chains together.
殘余負電荷被鏈間陽離子所中和,這些陽離子也起將鏈聯繫到一起的作用。Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )
摘要以金雞納生物堿中的辛可寧為原料,氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽,並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。As a comparison, ba1. 03ce0. 8gd0. 2o3 - was synthesized by sol - gel method. among these samples, nonstoichiometric samples were synthesized for the first time. the research work involved : the crystal phase of the sinters were determined by xrd ; ionic conduction under different experimental atmospheres was measured by gas concentration cells ; performances of hydrogen - air fuel cells with the sinters as electrolytes and porous pt as electrodes were measured
用粉末x射線衍射儀鑒定它們的結晶相;在( 600 1000 )范圍內,以燒結體作為電解質隔膜,多孔性pt黑為正、負電極, pt - rh合金網為集電極,分別組成氫濃差電池、氧濃差電池及氫?空氣燃料電池並測定了它們的性能,研究了不同氣氛下樣品的離子導電特性及影響燃料電池性能的因素。Distribution of positive and negative charges inside a cumulonimbus cloud
積雨雲內的正負電荷分佈情況The remaining negative charge can be spread out, or delocalize over three atoms.
剩下的負電荷被分散或離域遍及到三個原子。Distribution of power load in dwelling house
住宅用電負荷的分配In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order
在演算法設計過程中,採用牛頓拉夫遜法進行潮流計算得到系統潮流分佈,利用圖論原理中的路徑搜索演算法確定了發電機對負荷的供電路徑,此外為了提高潮流跟蹤的計算效率,利用了支路消去法進行節點順序的優化。Because of the elements which run under nonideal linearity and unentire symmetry in the power system, the loads which are different and change randomly, the methods which adjust and control the system faultily and operate improperly, the disturbance and the malfunction which happen somewhere, the current and voltage in the supply system are distorted seriously and thus large amount of harmonics are produced
但是,由於電力系統元件運行的非理想線性或非完全對稱、負載的性質各異且隨機變化、調控手段的不完善以及錯誤操作、外來干擾和各種故障的存在,供電網中的電流(電壓)發生畸變,產生大量諧波。" this pattern has implications for the gender gap, given that high leisure use was a negative factor for progress.
如果我們接受較常把電腦用在娛樂方面對學生學習有負面的影響,這個模式也許就可以解釋英國男女學生間學習落差的現象。In order to eliminate the influence of the output filter capacitor current on the grid current, a novel control strategy for the grid - connected inverter in grid - tied and off - grid modes is proposed. the control strategy can also realize seamless transfer between grid - tied and off - gird modes. the grid - connected inverter can supply power to the critical load when the grid is off
本文針對傳統並網控制策略進網電流受輸出濾波電容電流影響的問題,提出了一種新的並網控制策略,該控制策略能基本消除輸出濾波電容對進網電流的影響,實現獨立與並網兩模式之間的無縫切換,對關鍵負載起不間斷供電的作用。When specifying the transformer, the nominal full load voltage is usually reduced to allow for the minus 20 % resistance tolerance of the elements and slow furnace heatup
當指定變壓器時,考慮到要減去20 %的電阻阻值,通常要減少額定滿負電壓並且使熔爐加熱緩慢。In this thesis, a kind of reversible immobilization method based on the plasma - polymerized film ( ppf ) used for effective immobilization of active bio - molecules and easy reproduction of sensors is developed. the surface of quartz crystal microbalance ( qcm ) is firstly prepared with plasma - polymerized film of butyl amine by glow - charge technique and then covered with a negative - charged polyelectrolyte by self - assembling. through strong electrostatic attraction, antibodies ( antigens ) positive - charged are immobilized for the determination of antigens ( antibodies )
本論文基於等離子體聚合膜,設計了一種既能固定生物活性物質又易於傳感器再生的可逆固定化方法,即採用輝光放電的等離子體沉積技術,先在石英晶體上沉積一層正丁胺等離子體聚合膜,再在膜上自組裝一層帶負電的聚電解質,用以靜電吸附固定抗體(抗原)測定抗原(抗體) 。The beam then arcs circumferentially back to a negatively charged high energy flux aperture
然後光束沿著四周成弧狀折回一個充滿負電的主能量通行孔徑。About how the electric charges in the nuclear stars are accumulated, especially negative electric charges that are similar to the nuclei with negative charges, this could be arranged by god
至於中子星上的電荷是怎樣聚積起來的,特別是負電荷,這相當于帶負電的原子核(反物質) ,這個問題也許是上帝安排的吧。分享友人