查询词典 X ray

Fod AR5395 the variation of peak flux Fx of soft X-ray exhibits a periodicity about 24.3 hours, the periodicity for the occurrence rate Nx of X-ray flares is about 12.2 houds, and the area Sx of sunspot groups varies with 24.4 hours period.

观测资料分析表明，AR5395活动区演化具有周期性的特征，软X射线峰值流量F变化周期为24.3小时，X射线耀斑出现率N_x，具有12.2小时的周期性，活动区黑子群面积S_x的变化呈现24.4小时的周期。

Pure iron specimens were implanted by nitrogen ions with a fluence of 7×1017 ions/cm2 using ion beam implantation at an extracted voltage of 40kV.Composition and valence studies were carried out by X-ray photoemission spectroscopy;Glancing angle X-ray diffraction was employed to examine the phase transformation.

采用40kV的氮等离子体离子注入工业纯铁，注入剂量为7×1017ions/cm2，X射线光电子能谱研究表面注入层元素的成分和价态，X射线衍射分析注入层的物相转变，采用恒电位极化腐蚀试验研究了离子注入后材料在人工模拟体液中腐蚀行为。

X-ray diffraction, reflection high energy electron diffraction and Phi scan of grazing incidence X-ray diffraction with synchrotron radiation were employed to investigate the structure properties of ZnO thin film.

利用X射线衍射，反射式高能电子衍射和同步辐射掠入射X射线衍射φ扫描等实验技术研究了ZnO薄膜的结构。

The Solar X-Ray Imager is essentially a soft X-ray telescope that is used to monitor solar conditions and activity.

太阳X射线成像仪基本上是一种软X射线望远镜，用于监测太阳条件和活动。

The measuring conditions of thin films thickness with grazing incident X ray is explained, and interferential principle and method of thickness measurement of multilayer thin films by grazing incident X ray are analyzed.

阐述了掠入射X射线测量薄膜厚度的条件，讨论和分析了掠入射X射线测量多层薄膜厚度的干涉原理和方法。

According to the X-ray dose intensity, the parameters of the current detect circuit can be flexibly changed, so it can detect different energy levels X-ray.

这种采集方法可根据X射线的剂量强度，灵活的改变电流检测电路的参数，因此适用于不同能量级的X射线的采集。

Abstract］ objective to study the knowledge of the imaging manifestation of x-ray and ct in peripheral small lung cancer.methods to collect twenty cases with no symptom in early time diagnosed by clinic and to retrospectively analyze their imaging features.results x-ray appeared patch,small node.ct appeared patch,small node,light lobulation,peripheral vessel convergence,pleural indentation sign.most of the diameter was 1.5 to 2 cm,with no mediastinum and pulmonary hilar lymph nodes diversion.furthermore the clinical symptom was not obviously.conclusion to be familiar and handling the sign mentioned above is the key to boost the diagnosis of small peripheral lung cancer.

目的 探讨周围型小肺癌的x线、ct影像学表现。方法收集临床和病理证实的早期无症状肺癌20例，对其影像学进行回顾分析。结果本组早期肺癌x线为斑片状、小结节状。ct表现为斑片状、小结节状、轻度分叶状肿块，小毛刺、血管集束征、胸膜凹陷征，大多直径在1.5～2 cm。无纵隔淋巴及肺门转移，且临床症状不明显。结论熟悉并掌握上述征象是提高小肺癌早期诊断率的关键。

The particles were characterized by transmission electron microscopy, X-ray diffraction, vibrating sample magnetometry, dynamic light scattering, thermogra- vimetric analysis, Fourier transform infrared spectroscopy, and X-ray photoelectron spectroscopy.

利用透射电子显微镜、X射线衍射、振动样品磁强计、动态光散射仪、热重分析仪、傅里叶变换红外光谱仪、X射线光电子能谱仪等对其进行表征。

It is concluded that the micro beam X-ray fluorescence spectrometer with X-ray lens can be used in the microanalysis of plan...

结果表明使用X光透镜的微束X射线荧光分析方法可以实现植物样品的微区分析，有助于进一步了解植物的生长与元素迁移的关系。

We utilized the electrochemistry, scanning electron micrograph, X-ray fluorescence spectroscopy and X-ray photoelectron spectroscopy to demonstrate this mechanism.

我们用电化学方法、扫描电镜、X射线光电子能谱和X射线荧光光谱法对此进行了证明。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。