The(1)is a general description of the architecture of a workflow management system used by the WFMC,in which the main components and the associated interfaces are summarizeD) The workflow enactment service is the heart of a workflow system which consists of several(2).空白(2)处应选择()
A. workflow engines
B. processes
C. workflow threads
D. tasks
男,38岁,肥胖(超重15%),吸烟史3年(每天10支),血胆固醇水平超正常值2倍。预防日后患冠心病最宜措施是()。
A. 减肥
B. 限盐
C. 戒烟
D. 服小剂量阿司匹林
E. 降低血胆固醇
甲企业欲赠乙小学一批电脑,遂委托公民丙以该企业的名义与丁公司签订了法律后果由该企业承受的电脑买卖协议。根据代理制度规定,此民事活动中的被代理人是()。
A. 甲企业
B. 乙小学
C. 公民丙
D. 丁公司