涓?瀹 2锛????? B ?疯??

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1. ???? B ?ㄦ??杩??????烘?璧?涓?〃?板?鸿?诧???寰?浜?杩?????浣崇哗??
2. ???? B ?ユ???村己澶х???靛?锛??朵腑?????板???藉?????????
3. ???? B ??涓绘??缁????浣?缁?楠?涓板???????ぇ甯?锛??藉??规??????????????哄???剁??璋??淬??
4. ???? B ??涓诲?轰??挎???撅?浠?浠?凡缁?杩?缁??涓?富?烘?璧?淇???涓?璐ャ??
5. ???? B ??蹇????舵???村??绋冲?锛?浠?浠??ㄥ?抽???跺?昏?藉?淇????烽????涓?娉ㄣ??

涓?瀹 2 璁や负锛??界?剁???? A 涔?涓?瀹瑰?瑙?锛?浣????? B ?ㄥ???归?㈤?藉??????匡??疯???????芥?ф?村ぇ??浠?寤鸿???杩蜂滑?虫敞???? B ?ㄥ?抽???缃????琛ㄧ?帮?浠ュ??浠?浠??浣?搴?瀵圭???? A ??杩??诲???插?绛??ャ??

??缁?锛?姣?璧???缁???杩?????瑕??ㄨ??轰?瑙???????璁╂??浠?????互寰?锛????????????藉?绗??版??????