探讨分子射线源中气体性质的变化。
The change of the characters of gas in the source of molecular ray is studed.
是强有力的x射线源，中子星绕中心旋转。
射电星系同时也是强的红外源和X射线源。
Radio galaxy is also a strong red external source and X-ray source.
它将收集数百万光年外的恒星、星系等宇宙射线源的信息。
It will also gather information from cosmic radiation sources on stars and galaxies millions of light years away.
钱德拉能检测和成像数十亿光年之遥的X射线源。
Chandra detects and images X-ray sources that are billions of light years away.
一些射线源较弱，它的性质和距离都仍然未知。
The nature and even distance to some of the fainter sources remain unknown.
用于泡沫材料密度测量的X射线源是特制的激发源。
The X-ray source used in this experiment is particularly prepared.
与金属靶激光等离子体软x射线源相比，此光源无碎屑。
In comparison with laser plasma soft X-ray sources using metal target, the light source is debris-free.
曲面工件，凸面对着射线源作单壁透照时，定位标记应在。
When radiographing the curved components whose convex side is toward the source and viewing single wall, location markers shall be used.
但是，这种算法不能满足线X射线源圆轨道锥束扫描的情况。
However, this algorithm does not apply for circular orbit cone-beam scan with line-focus X-ray source.
射线源焦点及探测器孔径大小是导致CT图象降质的主要因素。
The sizes of focal spot and detector aperture are the factors affecting ct image quality.
提出了用研制的可重复频率快脉冲硬X射线源建立标准场的设想。
The idea of standard field building by developed rep-rate fast pulse hard X-ray generator was advanced.
记录这种光可以使天文学家们将伽马射线跟踪到宇宙中的射线源。
Recording this light allows astronomers to trace the gamma rays back to their cosmic sources.
但加利福尼亚大学伯克利分校的亚历克斯称该射线源更有可能是黑洞。
But Alex Filippenko of the University of California at Berkeley said the discovery is most likely a black hole.
当射线源比较弱、探测器探测效率低时，常常显示出统计起伏的现象。
The statistical fluctuation phenomenon will appear when the radiation source is relatively weak or the sensitivity of the detector is low.
提出了一种新的探测和测量激光等离子体软X射线源光谱强度的方法。
A method detecting and measuring the intensity of spectrum from laser plasma soft X-ray source is presented.
他们使用同步加速器作为强X射线源，可以发现古化石羽毛中的金属成分。
They used a powerful X-ray source called a synchrotron, which uncovered metals within the ancient fossilised feathers.
但LIGA技术需要昂贵的同步辐射X射线源，因此限制了其广泛的应用。
The exposal source of LIGA technology is expensive synchrotron radiation X-ray, so that constrains it's wide application.
在射线源能量较低的情况下，此法能够对大而扁的工业构件实施三维ct重建。
Three dimensional CT for the industrial pieces with large and flat size can be carried out by means of this method with a low energy X ray source.
一类不寻常的对象，超亮度X射线源比恒星释放出更多的X射线，但比类星体的少。
An unusual class of objects, ULXs emit more X-rays than stars, but less than quasars.
与喷嘴由电磁阀控制的气体靶激光等离子体软x射线源相比，它有较高的工作频率。
And it has higher operating frequency than gas target soft X-ray sources whose nozzle is controlled by a solenoid valve.
最经典的例子就是天鹅座X-1，这是在天鹅座星云中发现第一次发现的X射线源。
One of the best cases known goes by the name Cygnus X-1, because it was the first X-ray source discovered in the constellation Cygnus the Swan.
而在场放射X射线源下就不会有这样的问题，可以在拍摄高分辨率图像的同时进行治疗。
There are, however, no interference problems with field-emission X-ray sources, so these can be used to take high-resolution pictures while treatment is proceeding.
便携式脉冲X射线成像系统主要由脉冲X射线源、数字化记录系统和笔记本电脑组成。
Portablepulsed Xray imaging system is made of pulse Xray source, digital record and portable computer.
比较的结果还包括均整块和初级准直器的散射与射野大小及离开X射线源距离之间的关系。
The presented results also include the relations between scattering factors with therapeutical fields and the distances of primary X-ray source and target plane.
大型集装箱检查系统中，采用一维线阵列探测器并行扫描方式，并以直线加速器为X射线源。
In large container inspection systems, the image is constructed by parallel scanning with a one-dimensional detector array with a linac used as the X-ray source.
用作X射线源的镭被用来治疗某些癌症，但也曾导致玛丽•居里和她的同事患上致命的恶性肿瘤。
Radium, that source of X-rays used to treat some cancers, had induced fatal malignancies in Marie Curie and her fellow researchers.
文中介绍了解决这些问题的方法，并对用装在管道爬行器上的射线源拍片的方法作了简单介绍。
The solution method is described in this paper and also the briefs of ray source shooting on the crawler.
文中介绍了解决这些问题的方法，并对用装在管道爬行器上的射线源拍片的方法作了简单介绍。
The solution method is described in this paper and also the briefs of ray source shooting on the crawler.
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