查询词典 X ray

Conventional X ray radiography is based on absorption contrast and assumes geometrical optics.

常规X射线成象技术是建立在吸收衬度和几何光学基础上。

The cross-section morphology and microstructure of the coatings were studied by field emission scanning electron microscopy and glancing angle X-ray diffraction respectively,and the nano-hardness and friction behavior of the coatings were also characterized.

分别采用场发射扫描电子显微镜和小掠射角X射线衍射方法研究了涂层横截面的形貌和晶体结构，并对涂层的纳米硬度和摩擦性能进行了表征。

The phase composition and Al distribution were determined by means of X-ray diffraction a nd glow discharge spectrometry.

采用X射线衍射和辉光放电光谱分析了合金层的相组成及渗层内Al元素的分布，并对其进行硬度测试。

There was no other relevant history at the time, and on examination no abnormal clinical signs were found. Investigation at that time were normal: x-ray examination of cervical spine, NAD; full blood count, completely normal: ESR 2ram.in one hour; urine, no glycosuria.

当时无其他有关病史；体检时亦未见异常的临床体征，各种检查项目都正常：颈椎X线检查无明显疾患；全血细胞计数完全正常红细胞沉降率为一小时2毫米；无糖尿。

X-ray examination of cervical spine, NAD; full blood count, completely normal: ESR 2mm/h; urine, no glycosuria.

颈椎X线检查无明显疾患；全血细胞计数完全正常红细胞沉降率为一小时2毫米；无糖尿。

This method of searching for leakages gnarl in the log and in the X-ray images which show lined skin and hollow parts of defect areas is proved to be efficient.

我们应用该方法对原木中含有漏节、夹皮和空心等缺陷的X射线图像分别进行了分析与处理，从实验的结果可以看出这种方法行之有效，为图像处理技术的发展探索了一条新路，同时对应用计算机进行原木中的缺陷自动模式识别有着重要意义。

Tokyo 153-8505, Japan）Abstract: The property of 1050H19 aluminum foils used in the air-conditioner of electric station by cold rolling-process was studied. Combining with X-ray goniometer and TEM microstructure analysis, the effects of textures and microstructures on deep-drawing properties were discussed.

摘 要：考察了不同冷轧工艺生产的1050H19电站用空调箔的性能，并结合X射线织构分析和透射电镜微观结构分析结果，讨论了织构及微观结构对深冲性能的影响。

The X-ray images and spectra obtained using Chandra's High Energy Transmission Grating Spectrometer show that a strong wind is being driven away from the center of NGC 1068 at a rate of about a million miles per hour.

X -射线图像和光谱获得使用钱德拉的高能透射光栅光谱仪显示，强风被赶出1068星系中心的距离大约在1万英里每小时的速度。

The X-ray images and spectra obtained usingChandra's High Energy Transmission Grating Spectrometer show that astrong wind is being driven away from the center of NGC 1068 at a rateof about a million miles per hour.

通过钱德拉的高能传送光栅光度计所获得的 X 射线图像和光谱显示一股强风被正从 NGC 中心以每小时一百万英里的速度喷射而出。

Laser plasma X-ray emission studies using an imaging transmission grating spectrometer.

X射线透射光栅谱仪用于激光等离子体辐射特性的研究Ⅰ。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。