primary X-ray

Below are invited representatives of parents of pre-primary classes XXX X children's mother to speak!

下面有请家长代表学前X班XXX小朋友的妈妈发言！

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Conclusion: The mechanism of factor-X deficiency with primary amyloidosis was known as that the factor-X directly bind to amyloid fibrils and deposit in tissue.

结论：目前认为原发性系统性淀粉样变性并发凝血因子X缺乏的机制是淀粉样纤维与X因子特异性结合沉积在组织中形成的。

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A case of primary hepatic amyloidosis with factor X deficiency

肝淀粉样变性合并凝血因子X缺乏1例

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We adopt the partial shield lead cell, so that the primary X-ray outside the useful beam decreases to about 10~ (-4).

在对南京大学20Mev电子直线加速器实验室设计中：1.采用了局部铅屏蔽室，使有用束外的初级x线减弱至10~（-4）左右。

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For the fluorescent X-ray tubes, several spectral distributions of different directions of primary X-ray beam must be determined and then the mean values of these data are calculated in order to obtain the effective spectral distributions.

对荧光X射线管还应测定几个射线束方向的原级谱加以平均求得有效原级谱。

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Objective: To investigate the clinical feature, pathogenesis, and therapy of Primary systemic amyloidosis with acquired factor-X deficiency.

目的：探讨原发性系统性淀粉样变性并发凝血因子X缺乏的临床特征、发病机制及治疗方法。

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The calculation method of primary wave and second wave speed were studied when the oil saturation and effective pressure of unconsolidated sandstone reservoir with high porosity in X Oilfield changed.

研究了X油田高孔低胶结砂岩储层在含油饱和度和压力变化时纵、横波速度计算方法，并将计算数据与实际测井资料进行了对比。

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