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Herfindahl-Hirschman index
释义
Herfindahl-Hirschman index
Encyclopedia
经济学
市场集中度
释
Herfindahl-Hirschman index
赫芬达尔-赫希曼指数
反映产业内企业规模分布的综合指数,是测量市场集中度的常用指标。又称HH指数。
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antenna gain
antenna graph
antenna height
antenna illumination
antenna impedance
antennal gland
antenna marine monitoring monitor
antenna matching
antenna metrology
antenna pattern
antenna patterns
antenna pattern solid angle
antenna pedestal
antenna phase center
antenna phase center offset
antenna phase center variation
antenna power pattern
antenna radiation patterns
antennas
antenna spacing
antenna structure
antenna synthesis
antenna system of launch vehicle
antenna temperature
antenna test system
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更新时间:2026/8/30 13:13:29