However the major portion of the initial gamma radiation is derived from the two latter sources.
可是绝大部分早期辐射来自后两种来源。
The first part is to analyze the two error sources of the earth horizon sensor: one is earth oblateness and the other is non-uniformly distributed atmospheric infrared radiation.
分析了引起地平仪测量误差的主要误差源—地球扁率和大气红外辐射不均匀性。
Hereby the active recovery effect was put forward to reinforce the fibers' radiation resistance using two sources. In addition, the application importance of the methods was also discussed.
据此提出了主动恢复效应和基于该效应利用两个光源主动增强光纤抗辐照性能的设计方法，并对其实际应用价值进行了探讨。
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