衰退率 meaning in English
decay rate
diminution factor
fading rate
Examples
- For ikgy and lokgy dosimeters , the fading rate is about 1 % for one year after being stored in low temperature and low relative humidity ( rh < 60 % )
经辐照了1kgy和10kgy的剂量计，在低温、相对湿度小于60的条件下保存一年，年衰退率约1 。