Results: The skin tissue in the montmorillonite intervene group irradiated by ultraviolet rays didn' t change obviously as compared with that in the self-control group. But, the damage skint…

经过同样剂量紫外线照射，基质对照组皮肤外观及各层皮组织结构均可见显著改变。结论：研究初步表明纳米蒙脱土具有抗紫外线所致皮肤损伤特性。

youdao

How do I posit-- why do I believe in x-rays, even though I don't see them?

我如何证实,我为什么会相信X射线是存在的,尽管我压根看不见它

耶鲁公开课 - 死亡课程节选

The last time we saw T-rays, they were busy scanning bodies for tumors and security threats.

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Dr. ANDREW EINSTEIN (Cardiologist, Columbia University): Using beta-blockers or other medications to lower patient's heart rate, which in many cases will chip the radiation dose down by minimizing the number of images which are taken, and matching the technical parameters such that the patient doesn't receive too many x-rays.

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"I've suffered this pain for quite a while but it's a bit of a strange problem because scans and X-rays don't show anything, " said Ferrero.

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