負電射線 的英文怎麼說

中文拼音 [diànshèxiàn]
負電射線 英文
negative ray
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • : 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...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. 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現象的可能性,這種放現象的特徵是用以轟擊用咄硼和鎂中的正子或子。
  2. 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、掃描鏡和x子能譜等測試手段進行了表徵。
  3. 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儀鑒定它們的結晶相;在( 600 1000 )范圍內,以燒結體作為解質隔膜,多孔性pt黑為正、極, pt - rh合金網為集極,分別組成氫濃差池、氧濃差池及氫?空氣燃料池並測定了它們的性能,研究了不同氣氛下樣品的離子導特性及影響燃料池性能的因素。
  4. In the paper, we analyze the reason and effect of the bremsstrahlung, calculate the dose in the linear section of the storage rings, and propose the defense project to shield it

    針對北京正子對撞機( bepc和bepcii )儲存環直節結構特點,分析其中殘余氣體產生的軔致輻,計算該氣體軔致輻所產生的劑量並提出防護措施。
  5. It was difficult to measure the load voltage directly between inner and outer conductor of cable induced by shield current under low flux x ray. this paper introduces a measurement, pouring a current, which was same as cable approximately photocurrent in x ray test, into the shield of cable with a triocoaxial system, and the load voltage was got. finally the measured result of typical cable and comparison with the calculation was given with a special load

    在簡要介紹屏蔽纜的轉移阻抗和轉移導納耦合的基礎上,描述了利用三同軸系統對雙纜和等效載組成的纜系統進行流注入,模擬纜屏蔽層發流,測量芯等效載感應信號的實驗,給出實驗結果及分析,並對理論結果與實驗進行了比較。
  6. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理,確定像移補償方案,並根據像移補償原理設計補償機構;分析與設計掃描反鏡系統結構,根據材料膨脹系數一致原則,選擇反鏡及其背部支撐的材料;由掃描反鏡在擺掃周期內的最大擺掃角速度確定力矩機的額定轉速,根據載力矩確定機的額定轉距,綜合機外型尺寸等因素,確定執行元件? ?機的型號;根據所選機的參數指標,設計1 : 6速比的減速器;利用patran軟體對掃描反鏡系統中的關鍵件? ?反鏡進行輕量化設計與優化;設計反鏡柔性支撐結構,並通過軟體分析支撐結構的力學特性,驗證反鏡柔性支撐結構設計的合理性;從原理上研究掃描反鏡控制系統功能;進行系統精度測試,測試結果表明掃描反鏡系統設計的合理性。
  7. The fitness of four negative electrode materials such as al, fe, zn, cd, and of six membranes materials : microfiber glass mat separator, polyethylene, polypropylene, polyvinyl chloride, vinylon, soapnated cellulose acetate, and of four current collects : carbon fiber ; nickel foam ; nickel foam sthongthened by iron wire net, punched silver grid in the super - iron alkaline batteries was comparatively studied. the influence of two storaged method ( with and without electrolyte ) and two impurities ( zno, fe ( oh ) 3 ) to the experiment cell ' s self - discharge nature was also comparatively studied. at last, the nature of discharge. structure and electrochemistry of experimental cell with k2feo4 as cathode active material prepared by three different methods : high temperature reaction, hypochlorite oxidizing and electrolysis, was comparative ly studied. we can conclude : i ) the open - circuit potential and the flat of work potential and the percent of capacity of k2feo4 till 1. 0v during the discharge at constant load of experimental cells decreased by the order of al / k2feo4, zn / k2feo4, cd / k2feo4, fe / k2feo4. as for the nature of charge - discharge cycle, cd / k2feo4 fe / k2feo4 zn / k2feo4. in water solute electrolyte, although al / k2feo4 can n ' t be used as storage battery, it have great potential as primary cell or storage cell from the aspect of its discharge capacity. discharge power

    採用組裝實驗池、 x -( xrd )和循環伏安( cv )的方法,從實驗池的放特性、充放循環特性、自放特性,不同高鐵酸鹽的結構特性和化學特性幾個方面,對4種金屬極材料( al 、 fe 、 zn 、 cd ) 、 6種隔膜材料(復合玻璃纖維、幅接枝聚乙烯、改性聚丙烯、聚氯乙烯、維尼綸無紡布、皂化再生纖維素) 、 4種集流體材料(泡沫鎳、以鐵網為加強層的泡沫鎳、切拉銀網、炭纖維編織網)在堿性高鐵池中的適用性進行了比較研究;對2種雜質組分( zno 、 fe ( oh ) _ 3 )和2類不同貯存方式(干、濕)對實驗池自放特性的影響進行了比較研究;對3種方法(高溫固相反應、次氯酸鹽氧化、直流解)所制k _ 2feo _ 4的實驗池的放特性、結構特性和化學性能進行了比較研究。
  8. Therefore, the diagnostics of electrical and optical characteristic of plasma form the basic respects of plasma diagnostics. the author reports in detail in the dissertation the experimental investigation on the phenomena of some common discharge systems at typical operation status such as dc glow ; rf ( radio frequency ) glow and microwave ecr ( electron cyclotron resonance ) discharge

    創新之處: ( 1 )提出了雙原子分子轉動分辨發光譜的擬合方法,並利用擬合方法進行了氮氣直流輝光放產生的第一帶轉動分辨光譜和磁控濺沉積cnx膜過程中cn基團的振動帶的轉動型擬合,獲得了相應的轉動溫度。
  9. The product in essence soft and comfortable. adsorption of bamboo charcoal can all smell, tidal ; the far - infrared effects can promote blood circulation, and block harmful electromagnetic radiation ; anshen and promote human blood circulation, and has super insulation characteristics. living in the negative ion penetration, to relax and reduce fatigue

    本產品本質柔軟舒適,竹炭可吸附各種異味、潮氣;產生的遠紅外效應能促進血液循環、阻隔有害磁波的輻;安神、促進人體血液循環.產生的離子居於穿透作用,能夠鬆弛神經、消除疲勞。
  10. This thesis discussed the affection of all kinds of components contingency and the components " position in the line and other factors on the evaluation of load point reliability index. this thesis adopts a integrative method to deal with simple or complex distribution network with the system ' s practical operation characteristics and the results of the example reveal that it is feasible. the key to study the economics of power system reliability is outage costs

    在定量評估荷點或系統可靠性指標的研究中,本文較全面地分析了各元件故障和元件在路中的位置以及計劃檢修、臨時停、天氣因素、荷轉移等因素對估算荷點可靠性指標的影響;研究了現有的可靠性評估模型,結合城市網的實際運行特點,採用一種綜合的方法估算輻網的可靠性指標,算例結果表明它是有效可行的。
  11. Electrical, thermal and loading characteristics of rotating anode x - ray tubes for medical diagnosis

    醫療診斷用旋轉陽極x管的熱和載性能
  12. A top loaded antenna is provided that is composed of a triangular - shaped resonator and a dielectric substrate

    一種頂端載之類梯形平面天,其中,頂端載之類梯形平面天形成在一基板表面,並藕接至一路。
  13. The modulated carrier is also amplified, then applied to an antenna that converts the electrical signals to electromagnetic waves for radiation into space

    調制后的波也經過放大,然後加載到天中,天子信號轉化成磁信號,發到空中。
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