x-ray scanning x 中文意思是什麼

x-ray scanning x 解釋
射線掃描
  • x : X2= (羅馬數字)10 XX = 20 IX = 9 XV = 15 XL = 40 LX = 60 XC = 90 DXL = 540 MX = 1010 =...
  • ray : n 雷〈姓氏,男子名, Raymond 的昵稱〉。n 1 光線,射線,熱線;〈詩〉光輝,閃爍,曙光,一線光明。2 ...
  • scanning : n. 1. 細看,細察,審視。2. 【電視】掃描,掃掠,搜索。
  1. 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。
  2. The results of x - ray photoelectron spectrum ( xps ) demonstrated the ce ions in pure phase ce : yig ( x < 0. 2 ) were in the state of trivalence. scanning electron microscope ( sem ) analysis showed conglobation of yig and ce : yig particles, whose size were smaller than 1 urn

    Xps的分析結果顯示單相ce : yig ( x 0 . 2時)中ce離子是以正三價的狀態存在,這與物相分析結果是一致的。
  3. The scanning electron microscope provides information on chemical composition by use of x-ray spectrometer attachments.

    掃描電子顯微鏡能利用x射線譜儀的附件來提供化學組份的信息。
  4. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方法加上熱壓燒結工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x射線衍射儀( xrd ) 、透射電鏡( tem ) 、場發射掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料的微結構進行了表徵。
  5. Various types of techniques have been applied to study the main principle problem. these techniques involve petrography, x - ray diffraction ( xrd ), scanning electron microscope ( sem ), carbon isotope, cathodoluminescence ( cl ), fluid inclusion, and epoxy - resin casts

    論文中所用的分析原理與技術方法包括:層序地層學分析、 x -衍射、掃描電鏡、穩定同位素、陰極發光、流體包裹體與染色鑄體薄片等。
  6. By analyzing the microstructure of as - cast alloys with different surplus of samarium added, the optimum surplus of samarium is decided. by comparing the microstructure of the alloys annealed for different time, the ideal and economical annealing time is confirmed. the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns

    本論文首先就熔煉工藝參數對鑄態組織微結構的影響進行了探討,並制定出一套較為合適的熔煉工藝;通過對不同釤加入量的鑄態組織微觀結構的觀察分析,確定了原料配置過程中釤的最佳補償量;通過對採用不同退火時間的合金組織進行比較,確定了理想、經濟的退火時間;同時還利用掃描電子顯微圖像和x射線衍射圖譜,比較了整個制備過程中,試樣微結構和相組成的變化情況。
  7. The chemical composition and microstructures of the insulating thin films prepared by different methods were analyzed by x - ray diffraction ( xrd ) and scanning electron micrograph ( sem ) ; other properties such as electric resistance, the breakdown field strength and dielectric properties were evaluated using high resistance meter, voltage resistance meter and precision impedance analyzer respectively

    採用x射線衍射儀( xrd )對表面絕緣薄膜的物相組成進行了分析,掃描電子顯微鏡( sem )對表面絕緣薄膜的微觀結構進行了研究,並用絕緣電阻測試儀、耐壓測試儀和精密阻抗分析儀分別對絕緣膜進行絕緣電阻率、擊穿場強和介電性能的測試。
  8. Firstly, the tio2 thin films are deposited by dc reactive magnetron sputtering apparatus, and characterlized by n & k analyzer1200, x - ray diffraction spectroscopy ( xrd ), scanning electronic microscopy ( sem ), alpha - step500. and it was analyzed that the effect on performance and structure of films with the change of argon flow, total gas pressure, the substrate - to - target distance and temperature

    第一、應用穩定的直流磁控濺射設備制備tio2減反射薄膜並通過n & kanalyzer1200薄膜光學分析儀、 x射線衍射分析( xrd ) 、掃描電子顯微鏡( sem ) 、 alpha - step500型臺階儀等儀器對薄膜進行表徵,分析氧分壓、總氣壓、工作溫度、靶基距等制備工藝參數對薄膜性能結構的影響。
  9. Components, structure and surface morphology of the resulted films were identified by fourier transform infrared ( ftir ) spectroscopy, x - ray diffraction ( xrd ) and scanning electronic microscopy ( sem ). the analyses showed the content of cubic boron nitride in the resultant films on substrates was rather high and crystal particles of c - bn with uniform size, smooth crystal plane and regular shapes ( quadrangle and hexagon ) densely arrayed on the substrate

    傅里葉轉換紅外吸收( ftir )光譜儀、 x射線衍射( xrd )儀和掃描電鏡( stm )的測量結果顯示,基底上的bn膜中立方相含量很高,且晶粒大小均勻、排列緻密,晶形呈規則的四角和六角形。
  10. Their properties have been investigated by using scanning electronic microscopy ( sem ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), thermogravimetry - differential thermal analysis ( tg - dta ), infrared spectroscopic analysis ( ir ), and gas chromatography ( gc ), etc. the effects of the mulser ' s stirring rate and the emulsifier concentration on the properties of encapsulated pcms have been systematically studied, and nanopcms have been obtained by increasing the stirring rate or the emulsifier concentration. the influences of different nucleating agents on micropcm performances have also been investigated in detail to search for a suitable nucleating agent to prevent micropcms from super - cooling

    首先,系統研究了乳化機轉速和乳化劑濃度對膠囊性能的影響,並通過提高轉速或乳化劑濃度獲得相變材料納膠囊;其次,系統研究了不同成核劑對微膠囊性能的影響,找到合適的成核劑抑制了相變材料微膠囊的過冷現象;再次,詳細研究了環己烷對膠囊性能的影響,並通過添加適量環己烷提高了相變材料微膠囊及納膠囊的耐熱溫度。
  11. The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement

    本文設計了燒結ndfeb的氫爆制粉設備,對設備調試以及使用過程中出現的主要問題進行了簡要的說明,提出了一系列解決方法;闡述了吸氫、脫氫的基本原理;研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響;利用金相顯微鏡和掃描電子顯微鏡, x射線衍射分析,紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。
  12. A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours

    研究結果表明:金屬間化合物厚度與老化時間的關系符合拋物線法則,金屬間化合物的生長對老化溫度比老化時間更加敏感; cu - al金屬間化合物生長的激活能為97 . 1kj / mol ,老化后金屬間化合物呈層狀分佈,主要相為cual2和cu9al4 ; au - al金屬間化合物生長的激活能為40 . 1kj / mol ,主要相為au4al和au5al2 ,同時在界面周邊區域生成了au2al和aual ;老化過程中cu - al金屬間化合物生長速率比au - al金屬間化合物生長速率小103數量級;金絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋,但銅絲球鍵合點200老化2900小時和250老化169小時都沒有形成空洞和裂紋。
  13. The cenosphere particles were characterized with optical microscope, field emission scanning electron microscopy ( fesem ), energy - dispersive spectroscopy ( eds ) and x - ray diffraction ( xrd ) in and after the plating

    用光學顯微鏡、場發射掃描電子顯微鏡、能譜儀和x射線衍射儀對其進行了分析表徵。
  14. Finally build the foundation to prepare the composites of structure and m - type ferrite with structure and function properties. the constituent phases, microstructure and crystal dimension and crystal coalescence, mechanical properties, magnetic properties of the composites were investigated by means of x - ray diffraction ( xrd ), scanning electron micrograp h ( sem ) and transmission electron micrograph ( tem ), mechanical testing instrument, vibrating sample magnetometer ( vsm ) respectively

    採用xrd技術鑒定復合材料的物相,利用sem , tem來分析srfe12o19及其復合材料的結構形貌,顆粒大小及結合情況,使用伺服材料實驗機、洛氏硬度計及振動樣品磁強計( vsm )測試了復合陶瓷的抗彎強度、硬度及其磁性能,並探討它們之間關系。
  15. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc (惰性氣體蒸發凝聚原位溫壓法)制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅(冷軋紫銅、電解銅)在酸性硫酸銅溶液和中性含氯溶液中,在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法( cv )和電化學阻抗譜( eis )等方法。 x -射線衍射( xrd )的方法用來估算納米晶銅晶粒尺寸。
  16. A co - operation initiative was devised for the staff of aviation security company limited avseco to refer to us cases of suspect travel documents detected during searches or x - ray scanning of luggage

    在新措施下,該公司的職員在搜查行李或用x -光檢查行李發現可疑的旅行證件時,會立即通知本處。
  17. Concerning media reports suggesting that the fees for in - patient beds would be increased from the present $ 100 per day to about $ 300 to $ 500, the spokesman said the average operating cost for in - patient beds was $ 3, 300, while tests such as x ray, scanning and blood test were also inclusive ; therefore, the government was subsidising over $ 3, 000 for each bed every day

    就有報道指將來新的住院病床收費可能由現時的每天一百元,增至三百元至五百元,發言人稱現時普通病床的成本價是三千三百元,各項檢查例如x光,各種掃描,抽血等服務亦不另收費,所以政府對每一個入院病人每天的補貼是超過三千多元。
  18. Sun hung kai logistics and expresslink logistics offer comprehensive air cargo support services such as storage, x - ray scanning, loading and unloading, collection and delivery, palletization and containerization

    新鴻基物流控股有限公司及卓運物流有限公司為客戶提供全面航空貨運支援服務,例如存倉x光掃描貨物裝卸收集和派送拼箱及貨櫃處理等。
  19. Analyzing quantitatively the structural features of soft soil from marine accumulation around vacuum preloading by means of x - ray, scanning electronic microscope and computer image processing technique, together with the experiment and comparing the changes of soft soil in microstructure and engineering properties, the authors studied the consolidation mechanism of vacuum preloading

    摘要藉助x -射線、掃描電鏡及計算機圖像處理等技術,對海積軟土真空預壓加固前後的結構特徵進行定量分析,並結合室內試驗,對比研究土體微觀結構和工程性質的變化,探討真空預壓加固的機理。
  20. X - ray scanning test door

    光掃描法檢漏
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