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ηb=0，ηd=1.0 ηb=0，ηd=1.1 ηb=0，ηd=1.2 ηb=0.3，ηd=1.6
η=KZU η=KZIU H=KZ2U η=KZU2 η=K2ZU
△η1＞△η2 △η2＞△η1 △η1=△η2 无法确定哪个大
A1＜A2，η1＜η2 A1＞A2，η1＞η2 A1＜A2，η1=η2 A1＞A2，η1=η2
over which stars vary in brightness. for which Eta Carinae's brightening lasts. Eta Carinae takes to become a supernova. it takes the laser from Eta Carinae to travel to the earth.
△η1＞△η2 △η2＞△η1 △η1=△η2 无法确定哪个大
η＜η'，Q＜Q' η＜η'，Q＞Q' η＞η'，Q＜Q' η＞η'，Q＞Q'
estimated time of arrival expected time of air-attack east time of the anchorage east trade area"
over which star vary in brightness for which Eta carinae’s brightening lasts. Eta carinae takes to become a supernova. it takes the laser from Eta carinae to travel to the earth.
A1＜A2，η1＜η2 A1＞A2，η1＞η2 A1＜A2，η1=η2 A1＞A2，η1=η2
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over which stars vary in brightness. for which Eta Carinae’s brightening lasts. Eta Carinae takes to become a supernova. it takes the laser from Eta Carinae to travel to the earth.
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