昨日纯碱主力合约2305震荡下行，收于2808元/吨，下跌51元/吨，跌幅1.78%。据昨日隆众资讯数据，本周纯碱产量 60.20 万吨，环比减少3.42%，纯碱库存 27.95 万吨，环比+2

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近期气温骤降，很多人都穿上了高领衣物保暖，但有网友表示，自己一穿高领的衣服就头晕难受，还觉得恶心、乏力、喘不上气。于是，相关话题“被正式确诊为衣领综合征”迅速冲上微博热搜，引发广大网友关注和热议。什么

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