什么是蓝筹股（什么是蓝筹股和权重股）

浠?涔?????绛硅?★?

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浠?涔?????绛硅?★?

涓???浠?涔?????绛硅?★?
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??绛硅?＄エ???涔?????锛?

??绛硅?′??????挎??绋冲?澧??跨????澶у??????浼?缁?宸ヤ??″???????★?涔???互璇磋??绛硅?℃????轰????奸?辩???＄エ锛?甯??煎ぇ????绾㈡淳??ǔ瀹?锛??峰??挎????璧?浠峰?笺??