tqsdk下载过去的上证50etf期权数据的时候,为啥2018年的很多合约的行权价价格看起来很奇怪吗?strike price: 2.553, symbol: SSE.10000969 strike price: 2.602, symbol: SSE.10000970 strike price: 2.651, symbol: SSE.10000971 strike price: 2.7, symbol: SSE.10000972 strike price: 2.749, symbol: SSE.10000973...