请教 market depth当天收盘价1。21 怎么来得？最后一个成交价是１．２２啊。　０５分的那个Ｘ　神马意思？ 　 17:05:01 1.210 428,000 X 16:59:53 1.220 10,000 Buy Up 16:59:49 1.220 5,000 Buy Up 16:59:27 1.220 50,000 Buy Up 16:59:20 1.220 41,000 Sell Down 谢谢！