临床应用后心律失常发生率高，被FDA撤消的是( )
A．奥美拉唑B．硫糖铝C．丙谷胺D．西沙必利E．多潘立酮
参考答案：D
The (29) 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 (30) 。
30（）
A. workflow engines
B. processes
C. workflow threads
D. tasks
经济发展水平决定着社会成员的受教育权利。
