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other experiments in ultraviolet and xray observation are also rapidly growing subjects for upper atmospheric science and astronomy using satellites and sounding rockets.
紫外线和x射线观测方面的其他试验对于利用卫星和太空火箭的外层大气科学和天文学来说也是发展迅速的学科。
108. the mission took measures against these incidents and threats, including by installing 11 cameras on united nations premises and by continuing the use of xray machines and observation mirrors at all entrance and exit points.
108. 特派团针对这些事件和威胁采取措施，包括在联合国场所安装11个摄像头，并继续在所有入口点和出口点使用x光机和观察镜。