as travelandhotels)were in fact very standard and clearlysuitableforthe competitive sector. unesdoc.unesco.org unesdoc.unesco.org 此外,合同可分为会议后勤和会议文件两部分,会议的后勤(行程、酒店等)服务并不具备任何特殊性,属行业竞争激烈范畴。