单词:space reference radiation level
单词:space reference radiation level 相关文章
You probable have noticed that people express similar ideas in different ways depending on the situation they are in. This is very natural. All languages have two general levels of usage a fomal level and an informal level. English is no exception. T
V.Main Measures to Cope with NuclearAccidents核事故应对处置主要措施 By referring the advanced international standardsand drawing on worldwide mature experience, Chinahas defined working measures to control, mitigateand cope with nuclear ac
VI. Nuclear Emergency Preparedness Exercises,Drills, Training and Public Communication核应急演习演练、培训与公众沟通 China attaches great importance to nuclearemergency preparedness exercises, drills, trainingand public communication,
Human exploration of Mars is now an official goal of the National Aeronautics and Space Administration (NASA). Last month, U.S. President Donald Trump signed a bill to increase NASAs budget. The law sets spending at $19.5 billion for the 12-month per
This is Scientific Americans 60-Second Science. Im Steve Mirsky. got a minute? Earth-like planets have the potential to form around manyand perhaps mostof the nearest stars that are like our sun. Michael Meyer of the University of Arizona announced t
WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai