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金属线星
释义
金属线星
Encyclopedia
理学
恒星光谱
释
metallic-line star
金属线星
其金属谱线很强,近似于F型星,但其氢线却近似于A型星,而且由不同光谱区定出的光度级也很不相同,由短波段求得的光度级比由长波段求得的高的一类特殊星。符号为Am。
Astronomy
metallic-line star; metal-line star
金属线星
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ethylene response factor
ethylene solution polymerization process
ethylene unsaturated ester copolymer
ethylene vinyl acetate copolymer
ethylene-vinyl acetate copolymer
ethylene-vinyl acetate copolymer (EVA)
ethylene-vinyl acetate resin
ethylene-vinylacetate rubber
ethylene-vinyl alcohol copolymer
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ethylicin
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ethylmethyl ketone
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Etienne Chevalier with his patron saint St. Stephen
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