1·Conclusion: MRI to diagnosis between the skull base source benign tumor and lump kind pathological changes value having certainly, can proceed the accurate fixed position diagnosis particularly.
结论：MRI对颅底骨源性良性肿瘤及瘤样病变的诊断具有一定的价值，尤其能够进行精确的定位诊断。
2·Radon can cause lung cancer, leukemia, albinism and other pathological changes in respiratory tract.
氡气会导致肺癌、白血病、皮肤癌及其它呼吸道病变的产生。
3·So, the problems, that utilize the theory of analyzing figure to dispose crop pathological changes laminate nature texture image, and utilize BP network to class nature texture image, are studied.
为此，研究了利用分形理论对农作物病变叶片自然纹理图像进行了处理，利用BP网络来实现自然纹理图像的分类问题。
4·Methods On the standpoint of the peculiar anatomic structure and the pathological changes of complex airway stenosis, we designed the inverted Y-shaped self - expandable metal stent.
方法根据气道复合狭窄的特殊解剖结构与病变特点，设计气道倒y型一体化自膨胀式金属内支架。
5·But change most early is every (long bone) interosseous membrane ossify and bony trabecula, bone density and pathological changes degree serious.
各骨(长骨)骨间膜骨化及骨小梁、骨密度改变发生早、且病变程度重。