The pre-delivery programs have shown some success.
产前咨询课程已经取得了一些成功。
2
To overcome the pre-delivery message delay, this paper puts forward an optimistic atomic broadcast technology based on IP multicast.
为解决信息被交付之前出现的延迟问题，又利用IP组播技术提出了一种乐观的原子广播技术。
3
Additionally, major tests are carried out at 'pre-delivery' stage between superstructure and interior assembly and in the detailed seas trial and compliance audit carried out posconstruction.