单词:gamma-radiation sterilization
单词:gamma-radiation sterilization 相关文章
But they never got there. The first disappeared into deep space. Another missed its target when its coordinates were confused. One NASA control center was working in metric, the other in feet and inch
AILSA CHANG, HOST: There's a grim chapter in American history that involves forced sterilization. And for much of the last century, California had one of the most active sterilization programs in the country. A state law from 1909 authorized the surg
Bottled water, including mineral and purified water, has become part of our lives. But now there is a wide variety of conceptual bottled water on the market that is extremely expensive, such as glacier water and bamboo charcoal water. Almost all of t
According to health authorities in Guangdong, the condition of China's first MERS patient has worsened and more medical experts have been dispatched. The patient, a South Korean national, is now receiving medical treatment in Huizhou City after testi