例句與造句

1. Residual radioactivity has contaminated the sites at various levels since detonations ceased.
2. Scientists say the process leaves no residual radioactivity.
3. Those two isotopes are the largest source of residual radioactivity in the area of the Chernobyl disaster.
4. Residual radioactivity was consolidated into a covered, clay-lined cell at the Canonsburg mill site, which is fenced and posted.
5. Some medical investigators still suspect the ammunition's residual radioactivity played a role in the mysterious illnesses affecting some Gulf veterans.
6. It's difficult to find residual radioactivity in a sentence. 用residual radioactivity造句挺難的
7. The concerns for possible health risks related to the residual radioactivity of the gemstones led to government regulations in many countries.
8. At the end of World War II, the physical chemist Willard Libby detected the residual radioactivity of a tritium sample with a Geiger counter,
9. Maybe even liquid water and life, pressurized by the vast downward distance and heated by residual radioactivity ? talk ) 18 : 39, 11 May 2012 ( UTC)
10. Irradiation, particularly when done in a nuclear reactor, can make gemstones slightly radioactive, so they are typically set aside for a couple of months to allow any residual radioactivity to decay.
11. Radioactive rays from sources like rods of cobalt are aimed at containers holding food and kill the bacteria as they pass through the food, leaving no residual radioactivity behind, scientists say.
12. Residual radioactivity in 1976 was variously estimated as between 168, 000 and 60, 000 curies, mostly iron 55 ( 2.4 year half life ) and cobalt 60 ( 5.2 year half life ).
13. Of the 440, 350 wild boar killed in the 2010 hunting season in Germany, over 1000 were found to be contaminated with levels of radiation above the permitted limit of 600 becquerels per kilogram, due to residual radioactivity from Chernobyl.
14. Other UFO researchers point out that high-energy ionizing radiation of the kind that can cause damage to human beings ( e . g . gamma radiation ) does not induce radioactivity in objects, and would not have left behind any residual radioactivity in the area.
15. Failure to meet objectives, along with the realization of the dangers of nuclear fallout and other residual radioactivity, and with the enactment of various agreements such as the Partial Test Ban Treaty and the Outer Space Treaty, has led to the termination of most of these programs.