A股午评：上证指数半日跌0.71% 脑机接口板块活跃

a股指数早盘低开低走，截至午盘，沪指跌0.71%，深成指跌0.77%，北证50跌0.84%，创业板指跌0.68%。沪深两市半日...

nihdff 2023-05-30 75 0

#连板#09#成交额