If you did not use the REQUIRES_NEW attribute on the audit method, the audit record would be rolled back along with the attempted trade.
如果没有对审计方法使用requires_new属性，审计记录就会连同尝试执行的交易一起回滚。
2
All the interactions are requested to commit on successful completion of the scoping service method, or else be implicitly rolled back when a non-business exception is encountered.
在成功完成范围确定服务方法时，要求所有交互进行提交，否则在遇到非业务异常时进行隐式回滚。
3
Based on analyzing the intersection curve between the rolled-piece and roll, the method of determining the nip point is put forward.