Glossary entry (derived from question below)
Dec 12, 2013 06:46
10 yrs ago
English term
United States
Native in: Chinese (Variant: Mandarin) 
, English (Variants: UK, US)
Works in: Chinese to English, English to Chinese, French to English
Proposed translations
10 mins
Selected
空气克马
空气克马
目前世界各国家标准实验室，一 般都以量测空气中游离电量计算空气克马（air kerma） 作为X射线的辐射场标准。
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Note added at 19 mins (2013-12-12 07:06:18 GMT)
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gray (Gy) 戈瑞；格雷
http://gb.weather.gov.hk/education/edu02rga/radiation/radiat...
目前世界各国家标准实验室，一 般都以量测空气中游离电量计算空气克马（air kerma） 作为X射线的辐射场标准。
--------------------------------------------------
Note added at 19 mins (2013-12-12 07:06:18 GMT)
--------------------------------------------------
gray (Gy) 戈瑞；格雷
http://gb.weather.gov.hk/education/edu02rga/radiation/radiat...
4 KudoZ points awarded for this answer.
Discussion
μGY=microgray=微格雷?
Thanks!