核子氣體 的英文怎麼說
中文拼音 [héziqìtǐ]
核子氣體
英文
nucleon gas-
The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis
課程的主題包含了：行星、行星形成；恆星、太陽、正常的恆星、恆星形成；恆星演化、超新星、緻密天體（白矮星、中子星及黑洞） 、波霎、雙x -射線源；星團、球狀及疏散星團；星際介質、氣體、塵埃、磁場、宇宙射線；距離階梯；星系、正常及活躍星系、噴流；重力透鏡；大尺度結構；牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史；宇宙背景微波輻射；大霹靂核合成。Decades of observations have established that stars form within so - called molecular clouds : vast agglomerations of cold gas and dust, each with enough material to form scores of suns
在累積了數十年的觀測結果之後，一般相信恆星是在所謂的分子云中形成：在遼闊的冷氣體與塵埃凝聚區域，每朵分子云都擁有足以形成許多太陽核心的材料。In this thesis, the basal theory of the nuclear structure were firstly and systemically described, the background and the application of the liquid - drop model, feimi - gas model, shell model and collective movement model were meticulously concluded and summarized. on the one hand, we not only pointed out their success, as well as their important effects on developing the nuclear theory and setting up the integrated nuclear theory system, but also pointed out their deficiencies
本文首先對原子核結構的基本理論進行了系統的描述，對液滴模型、費米氣體模型、殼模型、集體模型等的背景以及它們的應用作了細致而又簡明的歸納和總結，一方面指出了這些模型的成功之處，以及這些模型在發展原子核理論並建立完整的原子核理論體系中的重要作用，同時也指出了它們的局限性。Surprisingly, the results indicate that most of the energy released by the infalling gas goes, not into an outpouring of light as is observed in many active galactic nuclei, but into jets of high - energy particles
令人吃驚的是，結果表明，與大多數活動星系核不同，下落氣體釋放的大部分能量並沒有作為光輻射傾瀉而出，卻是注入到了高能粒子噴流中。Therefore the emergence and development of the culture of science and technology can be traced back to the initial conditions of geography and climate, viewed as the factor of internal fluctuation from the sensitiveness of the random choices of the cognitive subject to the initial conditions. since a culture has a pivotal component as its core, once the culture of science and technology comes into being under nonlinear interactions of the social subsystems, the core component functions in the same manner as order parameter in the self - organization system, immensely attracting, regulating and controlling others under the slaving principle. and thus the analysis provides a nonlinear approach to the needham ' s problem
對于任何思想文化傳統而言，其形成和延續都有其現實的物質生活的根源，因而，對于科技文化的產生和發展，我們能夠返回到其發生的原點? ?即地理氣候等初始條件，從認知主體的隨機性選擇對初始狀態的敏感性方面，視其為科技文化產生的內漲落因素，考察其對科技文化形成的影響；而一種文化之所以稱其為文化，必有其全局控制力的核心因素，科技文化是在社會各子系統非線性的相互作用下形成，其核心因素所發揮的作用就如同序參量在自組織系統中的作用那樣，在支配原理的作用下起著規范、引導和支配等效用。Therefore, to prove the feasibility and effectiveness of the proposed model, we implemented a test - bed web site, the china hydraulics, pneumatics and seals industry information network english version ( chinahps ) * [ chapter " ' ( 3 - i ) ]
信息管理是ve的核心工具，而沒有效的信息檢索子系統，就不可能建立有效的信息系統，因此，為驗證所提出模型的可行性與有效性，我們建立了一個實驗平臺? ?中國水力，氣體力學和密封工業信息網路（英文版） （ chinahps ） 。By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier
實驗結果表明：隨著工作氣壓的減小，薄膜的晶粒尺寸有所減小；通過提高氫氣稀釋度，利用原子氫在成膜過程中起的刻蝕作用，可以穩定結晶相併去除雜相；選擇適當的熱絲距離能保證反應氣體充分分解，又使襯底具有較高的過冷度，是形成納米薄膜的重要條件；採用分步碳化法可以提高形核密度，有利於獲得高質量的納米- sic薄膜；襯底施加負偏壓可以明顯提高襯底表面的基團的活性，因負偏壓產生的離子轟擊還能造成高的表面缺陷密度，形成更多的形核位置。Photons become more effectively absorbed. radiative transport is no longer efficient enough to transfer the energy of the photons from the outer part of the sun to the surface. thus,
離核心越遠，氣體溫度越低開始變得不透明光子很容易被吸收，輻射傳播的效率因而很低，因此在太陽外層，Supply of concentrate haemodialysis solution with bicarbonate powder buffer to the hospital authority and the department of health as a 24 - month contract from date of acceptance design, supply, delivery, installation, commissioning, maintenance of hardware, software and related services for the implementation of the automated tag and information display system for the immigration department on or before december 2006 supply of 320 000 kg. of polyelectrolyte type ii to the drainage services department as a 36 - month contract from date of acceptance provision of dental laboratory work for the department of health as a 24 - month contract from date of acceptance supply, installation and commissioning of a ground reception system for meteorological data from multi - functional transport satellite for the hong kong observatory from date of acceptance to fulfillment of contractual obligations supply and installation of 1 set of automated dna sequencing system to the department of health from date of acceptance to fulfillment of contractual obligations
承投為醫院管理局和?生署供應高濃度血液滲析液連炭酸氫鹽緩沖粉劑，合約由發出接納書日期開始，為期24個月為入境事務處於2006年12月或之前推行自動化籌號及資訊顯示系統供應硬體和軟體，包括設計、送貨、安裝、試機、保養及有關服務為渠務署供應320000公斤高分子電解質（第ii類） ，合約由發出接納書日期開始，為期36個月為?生署提供牙科製品服務，合約由發出接納書日期開始，為期24個月為香港天文臺供應一套多用途輸送衛星氣象數據地面接收系統，包括安裝及試機服務，由發出接納書當日至履行合約訂明的責任為止為?生署供應和安裝一套核酸序列自動測定系統，由發出接納書當日至履行合約訂明的責任為止Toshiba corporation is a large electrical electronic engineering conglomerate which manufactures high technology products ranging from laptop computers, mobile phones, to nuclear power stations, bullet train electric motors and social infrastructure systems
東芝有限公司是大型電子電氣工程集團，也是世界最大高科技產品生產商之一。這些產品從筆記本電腦、移動電話、電視、半導體產品到核電站，高速列車電動機及社會基礎設施系統。The results demonstrated that the momps were protective antigens and the momp - iscoms of aeromonas hydrophila could induce the host to mount satisfied immunity. a pair of primers were designed according to the published nucleotide sequence of a putative outer membrane protein gene ( omp ) of aeromonas hydrophila. with the specific primers, a target fragment about 1. 1kb was amplified from aeromonas hydrophila l316 via pcr. the target fragment was inserted into the linearized pgem - t easy vector
根據已發表嗜水氣單胞菌的外膜蛋白基因omp的核苷酸序列設計引物，利用pcr技術，擴增、克隆了嗜水氣單胞菌l316的主要外膜蛋白基因（ momp ） ，經t a克隆，插入到pgem - t系列載體上，測序分析結果表明momp基因最長的開放閱讀框（ orf ）為1035nt ，編碼由344個氨基酸組成，分子量為36kda的主要外膜蛋白質（ momp ） 。Thin sin layers and nitride - based multiquantum well ( mqw ) light emitting diode ( led ) structures with conventional single gan buffer and gan / sin double buffers were grown on sapphire substrates by metalorganic chemical vapor deposition ( mocvd )
摘要以有機金屬化學氣象沉積在藍寶石基板上成長由單一氮化鎵成核層與氮化鎵/氮化矽雙緩沖層所形成的兩種不同氮基礎的多層量子井發光二極體結構。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制，以控制沉積過程，減少金剛石膜生長過程中的缺陷，並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程；利用微波對材料的選擇加熱特性，通過構造等效方程，並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中，建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型，為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備，並對基片加熱材料進行了設計和優選，以獲取大面積均勻的溫度場區，甚至獲得大於基片臺尺寸的均勻溫度區；作為研究重點之一，開展了微波等離體化學氣相沉積金剛石的成核與生長研究，系統地研究了在（ 100 ）單晶硅基片上mpcvd沉積金剛石膜的實驗過程中，基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響，分別用raman光譜、 x射線衍射（ xrd ） 、掃描電鏡（ sem ） 、紅外透射光譜（ ir ） 、原子力顯微鏡（ afm ）對薄膜進行了表徵，確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。The steel plastic pipe has strong erosion resistance, longer service life, as well as prevent atomic radiation to raise the safety of plant
倍多原子能發電廠用鋼塑管輸送液體，不僅防腐能力強，使用壽命大幅度提高，而且可防核輻射，增加核電廠的安全其他諸如天然氣The most popular idea proposes that solid cores amass from protoplanetary disks and behave like seeds, attracting gas to grow into giant planets
最流行的學說倡議：固態的行星核心由原生行星盤獲取質量，就像一顆種子，能吸引氣體長成為巨行星。Malaria is one of the three most prevalent serious diseases in the world, the other are tuberculosis and aid, nearly 500 million people are infected worldwide each year, more than one million died, according to unicef ， un children organization, more than 90 % of all malaria cases are infected in africa, two thousand african children died daily from this disease, doctor patric kaucher is with the center for disease control and prevention, in rural africa, one out of 5 children born does not survive till his fifth birthday, malaria is transmitted from person to person, via mosquitoes carry the parasite. malaria rapidly destroy the red blood cells which deliver o and nutrients to the rest of the body, the disease is preventable and treatable, but most africa do not have adequate resource to do with either
瘧疾是世界三大嚴重流行病之一，其他的2個是肺結核，艾滋病，每年大約有五億人感染此病，超過100萬人死亡，根據聯合國兒童基金會聯合國兒童組織，大約90 %的瘧疾病是在非洲感染的，每2天就有2萬的非洲兒童死於瘧疾，醫學博士是這個疾病控制和預防中心的，在非洲邊遠地方，出生的孩子每五個有一個活不到五歲，瘧疾可以在人類之間通過載著寄生蟲的蚊子傳播，一旦傳染了瘧疾，人類的運載氧氣和養料到身體各部位的血紅細胞就被很快破壞，瘧疾可以預防和救治，但是非洲沒有足夠的財力來救治瘧疾。In this paper ， first, the author drew some important conclusions by analyzing several technical factors and experimental conditions which would have great influence on the quality of diamond thin films during mpcvd process ， including gas proportion ， the power of microwave ， the plasma ' s location, the nucleation technique, etc. finally ， the author has successfully deposited nanocrystalline diamond thin films with 300nm crystal particles on the slick surface of silicon by using ch4 / h2 gases in the mpcvd system ， and the nanocrystalline diamond thin films was proved to have good field emission performance. all these researches will make the foundation for the field emission cathode of diamond films
本論文中，作者分析了mpcvd方法中氣源成分比、微波功率、等離子體球的位置、成核技術等各種工藝條件對金剛石薄膜質量的影響，並總結得到了一些有意義的結論；同時，在自行研製的mpcvd沉積系統上，於4 - 7kpa 、 1000左右的熱力學條件下，採用ch4 / h2氣源氣氛在光滑的硅襯底上制備出了晶粒尺寸在300納米以下的納米晶金剛石薄膜，測試得到了較好的薄膜場致電子發射性能，為金剛石薄膜場致發射冷陰極的研究工作打下了實驗基礎。We have created transgenic tobacco plants in which expression of the atnced3 coding region is under strong constitutive 35s cauliflower mosaic virus ( 35s ) promoter, stress - inducible rd29a promoter or stomotal - specific kst1 promoter by agrobacterium tumefaciens - mediated transformation
構建了組成型35s 、誘導型rd29a 、氣孔特異表達性kst1啟動子驅動atnced _ 3基因表達的真核表達載體，通過農桿菌介導的葉盤法轉化煙草，得到了轉基因植株。We combined the cvd technique with the pecvd technique by adding a dc or rf electric field to the reacting region of cvd device, and improved the inputting method of reaction gases, then had executed a diamond film growth system. the advantages of our system are : ( 1 ) reaction power, which can enhance the density of the plasma in the reacting region, is supplied with the heat filament and the dc electric field, or with the heat filament and the rf electric field both of them can be controlled precisely and they are complementary to each other
將熱絲cvd技術與pecvd技術相結合，在薄膜的成核和生長階段分別給反應區再施加一個直流和射頻電場，同時改進反應氣體的進氣方式，製成具有下列兩大特點的金剛石薄膜生長系統： （ 1 ）反應功率由熱絲和直流電場或熱絲和射頻電場共同提供，兩者互相補充，可精確控制，大大提高了反應區的等離子體密度； （ 2 ）能精確控制反應氣體的分佈、流量及流速。分享友人