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x-ray analysis造句

"x-ray analysis"是什么意思   

例句与造句

  1. The result of x - ray analysis indicated that the plate was made of metal silver
    X射线衍射分析表明复合粉体表面镀覆了一层金属银。
  2. X - ray analysis , x
    射线分析法
  3. X - ray analysis
    X线分析装置
  4. Of 33k grows at 200 , annealed at 670 , 720 for 5min , x - ray analysis shows that it has
    在退火温度为670 720时,得到了最高的临界转变温度
  5. X - ray analysis
    X光分析
  6. It's difficult to find x-ray analysis in a sentence. 用x-ray analysis造句挺难的
  7. Energy dispersive x - ray analysis in studying the permeability of blood - brain barrier caused by lead in rats
    采用能谱法研究铅对大鼠血脑屏障的通透性
  8. Abstract : a wear - resistant electrode used in high stress state is studied . by adjusting electrode ' s component , we find a alloy system which is suitable to shredders with hammer . microstructure and x - ray analyses indicate that the hardfacing microstructure consist of martensite , retained austenite and carbonide
    文摘:研制了一种适用于高冲击条件下抗磨堆焊焊条,通过反复调整焊条药皮组成,找到了可应用于锤式破碎机锤头堆焊的合金系。
  9. Worn surfaces of sliding pairs were characterized by scanning electron microscopy ( sem ) . chemical compositons on the worn surfaces were analyzed by energy dispersion x - ray analysis ( edax ) , and profiles and suface roughness of the worn surfaces were measured by stylus profilmetry
    用扫描电子显微镜( sem )对磨痕表面形貌进行了分析,用能量色散x射线分析( edax )对磨痕表面进行化学成分分析,并用表面轮廓仪测定了磨痕表面粗糙度和磨痕表面轮廓曲线。
  10. By x - ray analysis of the obtained samples the degree of the reaction was researched when the time of ball milling changed . at last the regularity of the metallurgical structure of tial alloy was investigated , when the high temperature changed . the following aspects were accomplished after hot hydrostatic extrusion
    热静液挤压工艺:挤压后,坯料致密度有了较大的提高;分析了球磨时间跟挤压力的关系;对ti - al基合金室温断裂方式及断口形貌进行了一定的研究。
  11. The observation by hrtem indicated that the size of particles coated with ultrasonic radiation at room temperature in alkaline formaldehyde bath was about 50 ~ 60nm . the originally granular form of the nano - al2o3 particles has changed into spheral - like shape . the x - ray analysis showed that the plate was the alloy of co - p
    对镀覆后镀液成分的分析表明,反应自发停止的原因是主要由于镀液ph值过低,不能提供反应所需要的足够oh ~ - ,同时也使甲醛还原能力下降所致。
  12. Sicp / al matrix composites , with 5 , 15 and 25 % volume fraction of sic particles , were prepared by vacuum hot - pressing sintering processing in this paper . based on mechanics properties , sem observation and energy dispersive x - ray analysis , the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering , as well as the reinforcement and fracture mechanisms of this composite were analyzed . the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3 . 3 10 - 3s - 1 ) to dynamic state strain rate ( 5 . 2 103 s - 1 )
    本研究以武装直升飞机防护装甲材料为研究对象,采用真空热压粉末冶金烧结工艺制备了含sic颗粒体积分数分别为5 、 15和25的sic颗粒增强铝基复合材料,结合其力学性能、扫描电镜和界面微区能谱分析结果,分析了sic _ p al复合材料的真空烧结过程中的界面现象,以及材料增强和断裂机理,并利用hopkinson高速压杆冲击实验系统对其从静态到动态(应变率为3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的压缩破坏响应进行了研究,分析了不同体积分数sic _ p al复合材料高应变率压缩载荷下,材料的变形和微观损伤机理,以及利用高速冲击空气炮测定了改复合材料制备剃度复合板的穿透性能。
  13. During the experiment of protein crystal growth in space carried by chinese re - entry capsule fsw - 2 , the crystals of barheaded goose hemoglobin suitable for x - ray analysis were obtained both in space and earth as contrast group . the diffraction data of both crystals were collected , and the structures were solved using molecule replacement methods . the comparison of structures in space and earth indicate that , the interactions among molecules in crystal and subunits of molecule in space is weakened relative to the crystal on earth , there is a contact in the
    在1994年我国返回式卫星fsw - 2上进行的空间蛋白质晶体生长实验中,获得了适合于x射线分析的空间实验组和地面对照组的斑头雁血红蛋白晶体,并收集了x射线衍射数据。应用分子置换法解析了结构,并进行了比较研究。结果显示空间晶体的分子间和分子中亚基间的相互作用趋于减弱,在
  14. 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
    本论文首先就熔炼工艺参数对铸态组织微结构的影响进行了探讨,并制定出一套较为合适的熔炼工艺;通过对不同钐加入量的铸态组织微观结构的观察分析,确定了原料配置过程中钐的最佳补偿量;通过对采用不同退火时间的合金组织进行比较,确定了理想、经济的退火时间;同时还利用扫描电子显微图像和x射线衍射图谱,比较了整个制备过程中,试样微结构和相组成的变化情况。
  15. Linker molecules , the polymerization of 3 - [ 2 , 5 , 8 , 11 - tetraoxa - tridecyl - 13 - ol ] - pyrrole were designed and synthesized according to the requirement of the electropolymerization . the electropolymerization of 3 - pyrrole derivative with alkaline medium at platinum disk electrode have been studied by cyclic voltammetry and chronoamprometry . the polypyrrole membrane was characterized with scanning electro microscopy ( sem ) , energy dispersive x - ray analysis ( edx )
    本论文首先在循环伏安、恒电位法电聚合的基础上筛选出了适合于作为固定dna的载体3 -吡咯甲基-四聚乙二醇单醚,探索了在碱性条件下将其聚合到铂盘电极上的实验方法和条件,并利用扫描电子显微镜( sem ) 、 x -射线能量散射谱( edx )等实验技术对聚合膜的表面形貌和元素组成进行了表征。
  16. Current researches , applications , preparation and structure of si3n4 are summarized in this paper . a new conclusion is drawn that silicon wafer can react with nitrogen at the temperature higher than 1100 and in super - pure nitrogen by direct - nitridation of silicon at the temperature from 800 to 1200 . the prepared silicon nitride samples are tested by xps ( x - ray photoelectron spectroscopy ) , sem ( scanning electron microscopy ) , optical microscopy , xrd ( x - ray diffraction ) and edx ( energy dispersive x - ray analysis )
    通过硅片在800到1200各个温度和各种氮气气氛下的氮化处理的实验结果,报道了不同与其他研究者的氮化条件,硅片在氮气保护的热处理中的氮化条件为:高于1100的温度和高纯氮的气氛条件,同时对该氮化硅薄膜进行了金相显微镜、扫描电镜( sem ) 、 x射线衍射仪( xrd ) 、 x射线光电子谱( xps ) 、 x射线能谱仪( edx )和抗氧化性等测试和分析。
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  6. "x-ray analyzer"造句
  7. "x-ray apparatus"造句
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