定单类型和交易算法

Orders for 1/10 cent may be submitted for securities trading < $1
1/10ֶ

1/10ֵĶܻᱻύ<$1֤ȯס

ֻINetȻ1/10ֶͨIBȴINetִеĶ۽ȡСλDZȡ