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词汇
diffuse interstellar band, DIB
释义
diffuse interstellar band, DIB
弥漫星际带;在恒星光谱中波长约443nm、618nm、628nm等处观测到的吸收带;到1991年已发现一百个以上;可能由星际高分子、星际尘埃等产生。
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更新时间:2025/3/28 2:15:14