L2函数

ACTINVOL

ACTOUTVOL

ALLASKVOL

ALLBIDVOL

ALLORDERVOL

AVGASKPRICE

AVGBIDPRICE

AVGBIDPX

AVGOFFERPX

AVGORDERSIZE

BIDCANCELVOL

BIDORDERVOL

BIGORDER

LARGEINTRADEVOL

LARGEINVOL

LARGEOUTTRADEVOL

LARGEOUTVOL

LARGETICKCOUNT

LARGETICKINCOUNT

LARGETICKOUTCOUNT

LARGETRADEINNUM

LARGETRADEOUTNUM

LARGEVOL

NEWORDER

OFFERCANCELVOL

OFFERORDERVOL

ORDER

ORDERNUM

ORDERVOL

TICKINCOUNT

TICKOUTCOUNT

TRADEINNUM

TRADENUM

TRADEOUTNUM

TRANSACTNUM（用法里名称错误）

TRANSACTVOL

WIDTHDRAWORDER