No one knows how neutrinos could interact with radioactive materials to change their rate of decay.
没人知道中微子中微子是如何同放射性材料发生作用并改变他们的衰变速率的。
A warm winter, and dire warnings by scientists about climate change, convinced many that carbon emissions might be a bigger danger than nuclear accidents or radioactive waste.
刚刚过去的暖冬，和科学家们有关气候变化的灾难性警告，使许多民众都相信，二氧化碳排放要比核电厂事故或者放射性废料危险的多。
A radioactive process in which an atomic nucleus loses energy by emitting a gamma ray without a change in its atomic or mass Numbers.
原子核的一种放射性过程，在这种过程中由于放出一个伽马射线而损失能量，但并不改变原子序数或质量。
Some important work worldwide in environmental science, like urban air pollution, discharges of radioactive wastes from nuclear plants, and global climate change were introduced.
介绍了近年来国内外用加速器质谱计在环境科学方面的研究工作，包括测量城市空气污染、监测来自核设施的泄漏和有关全球环境变化的测定。
With accelerator body's cone ct may momentarily discover that the tumor position, the shape, the size change, causes the radioactive rays real-time alignment tumor.
与加速器一体的锥形束ct可以随时发现肿瘤位置、形态、大小的变化，使放射线实时对准肿瘤。
With accelerator body's cone ct may momentarily discover that the tumor position, the shape, the size change, causes the radioactive rays real-time alignment tumor.
与加速器一体的锥形束ct可以随时发现肿瘤位置、形态、大小的变化，使放射线实时对准肿瘤。
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