OCT has many advantages over other existing medical modalities, including use of non ionizing radiation, display of contrast between soft tissues and disclosure of functional information.

光学成像法与现有的辐射成像方法相比具有辐射是非电离的；可以区分软组织；

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It’s a non-ionizing type of electromagnetic radiation, as opposed to the ionizing radiation used in radiation therapy, for example.

不过，有别于化疗时的电离辐射的是，手机辐射是非电离性的。

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Cell phones produce "non-ionizing" radiation, which, unlike X - or gamma rays, doesn't damage DNA by stripping away electrons from molecules in cell tissue.

手机产生“非电离”辐射，它不像X或伽马射线那样从细胞组织中的分子里分理出电子，从而破坏dna。

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These have been reviewed critically by the International Commission on Non-Ionizing Radiation Protection, which found no convincing evidence of a link between cell phone use and the occurrence of brain tumors.

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Mr Wechlin adds that, during charging time, people stay inside the buses - something he says is absolutely safe, as the strength of the magnetic field produced is within the limits recommended by the International Commission on non-ionizing radiation protection (ICNIRP).

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The type of radiation coming out of a cell phone is called non-ionizing.

CNN: WHO: Cell phone use can increase possible cancer risk