[发布日期] 2019-09-12 [发布机构]
[效力级别] [学科分类] 空间科学
[关键词] DENSITY DISTRIBUTION;EUROPEAN SPACE AGENCY;FORECASTING;HYPERVELOCITY IMPACT;IN SITU MEASUREMENT;LONG DURATION EXPOSURE FACILITY;METEOROID CONCENTRATION;METEOROID SHOWERS;MICROELECTROMECHANICAL SYSTEMS;RISK ASSESSMENT;SPORADIC METEOROIDS;TERMINAL VELOCITY;TIME DEPENDENCE [时效性]