电子衍射

Iron-based composite coatings were deposited on mild steel substrate by arc spraying cored wire with WC-CoNi ceramic powders. The abrasion wear properties were evaluated using a examined MLS-225 wet sand/rubber wheel tester. The microstructure, phase compositions and worn surface of the coatings were examined by means of optical, scanning electron microscopy and X-ray diffraction.

采用电弧喷涂含WC-CoNi金属陶瓷粉末的粉芯丝材，在低碳钢基体上制备铁基复合涂层，采用MLS-225型湿砂橡胶轮磨损试验机评价铁基复合涂层的耐磨粒磨损性能，利用光学显微镜、扫描电子显微镜和X射线衍射仪对涂层的显微组织结构、磨损表面及其相组成进行分析。

Transmission electron microscope, selected area electron diffraction and tilting experiment along the crystal a-axis are applied and two completely different phase compositions and structure are found in the light and dark regions of the ring-banded spherulites.

采用透射电子显微镜、选区衍射和倾斜实验技术确定了PTT溶液浇铸薄膜在较低温度下形成的环带球晶的相结构和组成。

The formation of surface films in reciprocating cylinder bore/piston ring pairs lubricated by fully formulated engine oils was studied using the electrical contact resistance method.

为了研究摩擦副中表面膜的形成条件、化学成分和状态等，用接触电阻考察了全配方机油润滑条件下往复运动的缸套/活塞环摩擦副中表面膜的形成过程，并采用Auger电子能谱仪、X射线光电子能谱仪、X射线衍射仪系统研究了表面膜的成分、厚度、化学价态等特性。

The wear debris of three semi-metallic friction materials reinforced by low carbon steel fiber, brass fiber and pure copper fiber respectively, and grey cast iron couple woren at different temperatures were studied by XRD and EDAX. Wear properties were analyzed together with the surface images got by scanning electron microscope.

摘 要：采用X射线衍射和X射线能谱分析对分别使用低炭钢纤维、黄铜纤维和紫铜纤维增强的3种半金属摩擦材料与灰铸铁在不同温度下滑动摩擦形成的磨屑进行分析，并结合扫描电子显微镜观察摩擦材料表面形貌，分析材料的磨损特性，并对黄铜纤维和紫铜纤维增强的摩擦材料磨屑成分进行对比分析。

The wear debris of three semi-metallic friction materials reinforced by low carbon steel fiber,brass fiber and pure copper fiber respectively,and grey cast iron couple woren at different temperatures were studied by XRD and EDAX.

采用X射线衍射和X射线能谱分析对分别使用低炭钢纤维、黄铜纤维和紫铜纤维增强的3种半金属摩擦材料与灰铸铁在不同温度下滑动摩擦形成的磨屑进行分析，并结合扫描电子显微镜观察摩擦材料表面形貌，分析材料的磨损特性，并对黄铜纤维和紫铜纤维增强的摩擦材料磨屑成分进行对比分析。

The wear debris of three semi-metallic friction materials reinforced by low carbon steel fiber, brass fiber and pure copper fiber respectively, and grey cast iron couple woren at different temperatures were studied by XRD and EDAX. Wear properties were analyzed together with the surface images got by scanning electron microscope.

采用X射线衍射和X射线能谱分析对分别使用低炭钢纤维、黄铜纤维和紫铜纤维增强的3种半金属摩擦材料与灰铸铁在不同温度下滑动摩擦形成的磨屑进行分析，并结合扫描电子显微镜观察摩擦材料表面形貌，分析材料的磨损特性，并对黄铜纤维和紫铜纤维增强的摩擦材料磨屑成分进行对比分析。

In this paper, the effect of corn silk extract on the formation of calcium oxalate crystal in healthy urines was studied by means of scanning electron microscopy, X-ray diffraction, fourier transform infrared spectroscopy, and the growth process of calcium oxalate crystal was monitored by conductivity instrument. The mechanism of the corn silk extract on the calcium oxalate crystal nucleation and growth was discussed from point of view of biomineralization.

本文采用X射线衍射、红外光谱、扫描电子显微镜等方法分析了玉米须提取液对正常人尿液中草酸钙晶体形成的影响，通过电导率法研究了草酸钙晶体生长的动力学过程，以及从生物矿化的角度对玉米须提取液影响尿液中草酸钙晶体的可能机理进行了探讨。

Serpentine cat's-eye from Sichuan Province are studied by FTIR, XRD and SEM.

采用傅立叶变换红外吸收光谱、X射线粉晶衍射和扫描电子显微镜对四川蛇纹石猫眼进行了研究。

The hollow Ni2 microspheres were prepared via the hydrothermal reaction of NiCl2 with aqueous ammonia at 140 ℃ for 12 h.

采用X射线衍射仪、扫描电镜和透射电子显微镜对产物进行表征，并在室温下测试了它的磁学性能，结果表明， Ni2空心微球的直径约为3～4 μm，它是由尺寸1.1～1.3 μm左右的六方相结构的Ni2纳米片组装而成； NiO空心微球是由立方相纳米片和多孔纳米片组装而成，它具有弱的铁磁性，其矫顽力为583 Oe，剩余磁化强度为0.213 emu/g。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。