diamond structure 中文意思是什麼
diamond structure
解釋
金剛石結構-
Effects of structure of graphite as carbon source on synthesis of diamond
碳源石墨結構對金剛石合成的影響 -
Research of structure and performance of diamond core drill bit superfine base powder segments
超細基粉金剛石薄壁套筒鉆胎體的組織性能研究 -
However the machining of light - composite armor material is still a dead - hand problem to be resolved, and so, this dissertation analyses and researches the mechanical - physics performance, the tissue - structure characteristics and the machining mechanism of light - composite - armor material ( fiber - reinforced polymer - based composite and defense - bullet ceramics ) ; researches the machining technology of light - composite - armor material, developing the special cutters and special clamps. researches the machining technology of light - composite - armor after molding, mainly resolving the drilling a hole and cut a straight - line of defense - bullet ceramics / fiber - reinforced polymer - based composite. using the machining tools, which mainly include multiple - tools machining fiber - reinforced polymer - based composite holes and diamond saw - blade, diamond hole - drills machining defense - bullet ceramics and so on, researched in this dissertation, the machining - experiment of composite, defense - bullet ceramics and ceramics / composite was carried through, and good machining result was gained
然而，輕質復合裝甲材料的加工仍是一個亟待解決的問題，為此本課題分析研究了輕質復合裝甲材料的物理機械性能、組織結構特點和加工機理，即：維增強聚合物基復合材料和工程陶瓷；研製了輕質復合裝甲材料加工所用的專用工裝，主要包括專用刀具和專用夾具；研究了輕質復合裝甲成型后的加工技術，主要解決了工程陶瓷復合材料板的鉆孔和直邊切割加工；利用所研究的加工纖維增強聚合物基復合材料臺階孔用的復合刀具、切割直邊用的金剛石釬焊切割鋸片、加工工程陶瓷用的金剛石套料鉆、切割工程陶瓷復合材料板用的金剛石切割鋸片等加工刀具對纖維增強聚合物基復合材料和工程陶瓷，以及工程陶瓷復合材料板進行了加工實驗，並取得了良好的實驗效果。 -
The structure of films deposited at higher power was found to be a mixture structure of amorphous, graphite and diamond with diamond - like stucture
薄膜具有無序狀態，石墨狀態和金剛石狀態的混合結構即類金剛石結構。 -
Being based on actual multi - chips module packaging structure a three dimensional thermal analysis model is built, thermal analysis on multi - chips module is conducted using diamond substrate and thermal interfacial materials ; a two dimensional and three dimensional chip - adhesive ? substrate thermal stress model are built, and interfacial thermal stress distributions are computed based on different area ratios and thickness ratios of substrate to chip
本文根據實際的多晶元組件的封裝結構，建立了三維溫度場分析模型，分析了金剛石作為導熱層和基板對多晶元組件散熱性能的改善;建立了二維和三維的晶元-粘結層-基板熱力學模型，分析了不同的基板/晶元厚度比和面積比對層間熱應力分佈的影響。 -
Seniority configuration is unrelated to performance, but performance of the pyramidal organization is higher than diamond for age structure ( 2 ). the effects of age and seniority structure on performance do not seem to disappear even after turnover rate is introduced as a intervening variable, suggesting a robust direct effect of organizational demography on performance
（ 2 ）無論是年齡結構或年資結構型態對組織績效的影響，均未受到人員流動的干擾而有所改變，此結果肯定了人口結構對組織績效的直接效果。 -
The multilayer structure clad diamond have such advantages as : comperssion strength and oxidation resistance of diamand at high temperature and metallurgical bond strength between the clad diamond and the matrix material are increased
多層結構的包衣金剛石具有許多優點：提高了單顆粒金剛石抗壓強度、高溫條件下的抗氧化能力以及提高包衣金剛石與胎體材料之間的冶金結合能力等等。 -
The conditions forming strong bond structure transition zone between the coating and diamond are obtained
該技術還可使金剛石表面塗層與金剛石之間形成強鍵結構過渡層。 -
The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate
採用pld技術進行了碳氮化合物薄膜沉積，得到了含氮量為21at的cn薄膜；研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響，給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因；引入脈沖輝光放電等離子體增強pld的氣相反應，給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑；應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ，得到了含n量為56at的晶態cn薄膜；探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系，證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果；採用光學發射譜技術對cn薄膜生長過程進行了實時診斷，得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律，給出了cn薄膜沉積的主要反應前驅物，揭示了cn薄膜特性和等離子體內反應過程之間的聯系；採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性，揭示了si原子對薄膜生長過程的影響，給出了si基表面碳氮薄膜的生長模式；在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積，證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性，並可顯著提高晶態碳氮材料的生長速率。 -
Abstract : in order to elevate a progressive cognition, promote the research and development of the classes and qualities of the diamond, the effects of the elements of b and n on the crystal structure, properties and application technology of synthesis diamond were introduced
文摘:介紹了硼氮元素對合成金剛石晶體的結構、性質與應用技術的影響，來提高人們對它的進一步認識，以促進對它的研究和開發，使金剛石品種、質量等得到迅速的發展。 -
Matrix structure of diamond saw blade was designed rationally
首先合理地設計了金剛石鋸片的基體結構。 -
Diamond is a remarkable material due to its special crystal structure, which shows high hardness, low friction coefficient, high thermal conductivity, high optical transparency, low permittivity and high band gap etc. cvd diamond films are widely used in mechanical coating, heat sinks, optical window, semiconductor devices and other application fields because of its low price and high performance
金剛石的特殊晶體結構使其成為一種性能優異的功能材料，它具有高硬度、低摩擦系數、高熱導率、高透光率、低介電系數和高禁帶寬度等性質。化學氣相沉積制備金剛石膜成本低、質量高，廣泛應用於工具塗層、熱沉、光學窗口、半導體器件等方面。 -
From the demonstration point of view, after analyzing the problems of consumer electronic industry in the slow increasing stage, this paper points out that there are many restricting factors for development of consumer electronic industry. of them, the main factors are the lag of the system reform, the same industry structure everywhere, no formed core technology and short of being supported by advanced correlation industries. on this base, integrating formula research, bringing forward and building complete diamond system is the direction of industry development
本文主要從實證的角度，在對進入慢速增長期的家電行業所遇到的問題進行分析后，認為：我國家電行業的發展受到了多種因素的制約，其中主要的因素有：體制改革的滯后、各地產業同構嚴重、核心技術尚未形成和缺乏先進的相關產業支持，在此基礎之上，結合規范研究，提出形成完整的鉆石體系是行業發展的方向，提高企業的戰略管理素質，力爭走上國際oem模式，是企業積極參與國際競爭，應對未來問題的一個有效途徑。 -
Valence electron structure analysis of catalyst during diamond synthesis under hpht
金剛石中的氫及其在金剛石高溫高壓合成中的意義 -
In the present research, scanning electron microscope ( sem ), laser raman spectroscopy ( lrs ), x - ray photoelectron spectroscopy ( xrs ), x - ray diffraction ( xrd ) and electron probe micro analysis ( epma ) were utilized to investigate the difference in micro - structure and elements distribution between domestic and foreign pdcs. combined with analysis on current manufacturing process, the mechanism for the difference was discussed. scanning electron microscope ( sem ), laser granularity analysis, atom emission spectroscopy ( aes ) and plasma emission spectroscopy ( icpaes ) are also utilized to investigate the grain shape and impurities of key material - diamond power
本課題採用掃描電鏡、拉曼光譜、光電子能譜、 x -射線衍射分析、電子探針等方法分析了國內外聚晶金剛石-硬質合金復合片在微觀組織結構、元素成分分佈方面的差異，結合對現有燒結工藝的分析，研討了造成這些差異的機理；採用掃描電子顯微鏡、激光粒度分析、原子發射光譜、等離子發射光譜等方法對關鍵原材料-金剛石微粉的晶形、雜質含量進行了比較分析測試。 -
Jet with diamond port and interaction shock structure in a supersonic flow
超音流中菱形口射流及相互作用激波結構 -
As its abundance is rare, it is very valuable. it appears in native usually as colourless precious stone, and is useful for cutting things and in jewellery. each atom in diamond is bonded to four others in a tetrahedral arrangement which gives the structure considerable intrinsic strength and hardness
金剛石是非常罕有且珍貴的碳，在金剛石中，每個碳原子都以正四面體的排列方式與另外三個碳原子連接，因此破壞這種化學鍵需要極大的能量，因此金剛石十分堅硬，主要用作金屬及珠寶切割的用途。 -
4. based on the experimental investigation on the sawing force of concrete, the deflection and stress distribution of saw blade were investigated with finite element analysis, and a new type of diamond blade structure for dry cutting concrete was designed
在混凝土鋸切過程鋸片受力的實驗研究基礎上，採用有限元方法模擬分析了鋸切混凝土過程鋸片的變形和應力分佈，並優化設計了干切削混凝土用鋸片的結構及其參數。 -
I have disclosed the latest environmental situations for some industrial sectors and the miscellaneous endeavors taken for improving the crucial competitiveness through the analysis for the industrial environment and its internal structure. with the guide of the diamond theory on the national competitiveness advantage submitted by the strategy management scholar mr. micheal porter from the harvard business institute, we have analyzed the oil industry and found out that the enterprise " s crucial competitiveness could be raised gradually by the reshuffling of the four main elements underlined in the diamond theory
通過對工業產業的環境和內部結構分析，揭示各工業行業最新環境情況以及為提高核心競爭力所應做出的努力，如運用美國哈佛商學院戰略管理學家波特，關于國家競爭優勢的鉆石理論，對石油化工行業進行分析，表明了企業應當通過鉆石理論中四項基本要素的交織重組，形成並不斷提升企業的核心競爭力。 -
Finally, the two dimensional flow in the diffuser is calculated, the results show that the change of ma makes an effect to the performance of the diffuser. owing to the accretion of ma, the action of oblique shock waves and the boundary layer pricks up, the flow separates from the wall where the shock waves impinge on the boundary layer more quickly, the cluster of diamond shock waves becomes larger. moreover, by comparing the change of flow field under different structure parameter, it is found that the augment of length of constant area section alter the structure of fluid field little, a smaller area ratio and larger angle of compression section make the diffuser working better
最後，針對擴壓器中的二維流場進行了數值模擬，結果表明馬赫數對擴壓器性能影響較大，隨著馬赫數的增大，擴壓器管道內激波-附面層干擾加劇，流動從附面層分離相應加劇，激波串數目增多;通過比較不同結構參數下的擴壓器內流場，發現等直段長度的變化幾乎沒有改變流場結構，只是對局部流場稍有影響，並且在其它參數不變的情況下，一定范圍內減小面積比a2 / a1和增大收縮角有利於擴壓器性能的提高。
分享友人