The necessity of low resistance ground system and its fault characteristic were analyzed.
分析了采用小电阻接地系统的必要性及该系统的故障特性。
Ames is responsible for the ground system development, mission operations and science data analysis.
埃姆斯研究中心负责地面系统规划、任务运作和科学数据分析。
Ames is responsible for the ground system development, mission operations and science data analysis.
埃姆斯研究中心负责地面系统规划、任务运作和科学数据分析。
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