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问题 单项选择题

职业病是指用人单位的劳动者在( )，因接触粉尘、放射性物质和其他有毒、有害物质等因素而引起的疾病。

A．职业岗位上

B．生产工作中

C．劳动过程中

D．职业活动中

答案

参考答案：D

填空题

急性腹膜炎是由__________________，______________________或________________________所引起的常见的一种严重疾病。
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单项选择题

The (71) 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 (72) . In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a (73) , which consists of (74) indicated using a circle, and (75) shown as a rectangle. These two components can be linked by means of a directed arc.

（75）处填（）。

A．transmitters

B．transitive

C．transitions

D．transformations
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