I had assumed that radiation specialists had long ago established that worries about low-energyradiation were unfounded.
我曾以为,辐射专家早就证实——对低能辐射的担心是毫无根据的。
2
Dana Christensen, associate lab director for energy and engineering at ORNL, says that health risks from radiation in coal by-products are low.
OR NL能源与工程方面的助理实验室主管Dana Christensen说,煤电副产品的放射性引起的健康威胁很低。
3
Lowradiation glass is a high quality and energy saving construction material, reducing both the let-in of Ultraviolet ray and let-out of heat in the room.