在某种程度上更为可靠的雷达观测无法区别大气中的人造飞船、流星轨迹、电离的空气、雨滴和热断层。
Radar sightings, while in certain respects more reliable, fail to discriminate between artificial objects and meteor trails, ionized gas, rain, or thermal discontinuities in the atmosphere.
计算结果表明，在低电离层和高电离层它们均有不同程度扰动。
The results show that there are different disturbance at whole considered ionospheric heights.
细胞对电离辐射的反应取决于DNA的损伤程度及细胞对此损伤的修复能力，损伤后修复能力和损伤性质因细胞周期而异。
Cell responses to ionizing radiation are determined by extent and repair capability of DNA damage. Capability of DNA damage repair and character of damage vary as a function of cell cycle.
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