成层的

Objective To evaluate the application value of multislice CT perfusion imaging in brain tumors.

目的评价多层螺旋CT灌注扫描成像技术在脑肿瘤中的应用价值。

Objective To research the value of hepatic perfusion with multi-slice spiral CT in the diagnosis of liver diseases.

目的 探讨多层螺旋CT肝脏灌注成像技术在肝脏疾病诊断中的应用价值。

Refined snake venom is first produced with snake venom of Pallas pit viper through twice chromatographic separation, saturated ammonium sulfate precipitation, centrifugal separation, dialysis and freezing drying and then produced into the said medicine through compounding, filteration, disinfection and packing.

一种治疗肝炎病的药物疏肝酶，是由复蛇蛇毒经两次层析分离，饱和硫酸铵沉淀，离心、透析、冷冻干燥而得精制蛇毒，然后再经配制、过滤、除菌灌注、封口而成。

Abstract］ Objective To explore the diagnostic value of MSCT angiography on the polyarteritis nodosa.

目的 探讨多层螺旋CT血管成像诊断腹腔结节性多动脉炎（polyarteritis nodosa，PAN）的应用价值。

Objective To discuss the clinical value of 16-slice CT colonography in diagnosis of colon polypus.

目的探讨16层CT结肠成像在结肠息肉诊断中的临床价值。

Methods The colloidal gold labeled with protein A of S taphylococcus aureus, contected with the polysaccharide antigen of Yersinia pestis to pyroxylin membrane and assembled them to the dipstick of ICA.

采用柠檬酸三钠还原法制备胶体金颗粒，标记金黄色葡萄球菌A蛋白作为探针，同时用鼠疫多糖抗原致敏硝酸纤维素膜，共同组装成基于免疫层析原理的胶体金法快速诊断盒。

Ray tracing program for the natural seismic tomography, can be used to make slight changes in other areas.

射线追踪程序，用于天然地震中的层析成像，稍做修改可用于其他领域。

This paper proposes an iterative image reconst- ruction algorithm based on Bayesian theorem for electrical capacitance tomography.

提出了一种基于贝叶斯理论的电容层析成像(electrical capacitance tomography，ECT)图像重建算法。

Then when we're sixteen, a skateboard is very important, and by then the sandcastle has become a rotten skin.

然后当我们长到十六岁时，重要的东西变成了滑板，那时沙城堡便成了一层旧皮。

The theory and method of regional seismic tomography is analyzed and studied in detail in this paper.

本文对近震层析成像技术的理论与方法进行了详细地分析和研究。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷