对压力管道危险源进行分类是危险源识别的基础一般重大危险源可分为（）大类。 六。 七。 八。 九。
统一授信制度
一般说来，出生于贫困家庭或身体有残疾的艺术家，更多的体验是（）。
Which of the following best describe the customer benefit of creating a systems acceptance test plan in the design phase？（） Reduce unnecessary disruption， delay，rework， and other problems by establishing test cases for use in verifying that the systems meets operational， functional， and interface requirements。 Improve its ability to make sound financial decisions by developing a business case based on its business requirements and establishing a basis for developing a technology strategy。 Reduce operating costs and limit charge-related incidents by providing a consistent and efficient set of processes。 Improve the return on investment and hasten migration by identifying and planning for necessary infrastructure changes and resource additions， as well as reduce deployment costs by analyzing gaps in early in the planning process to determine whet is needed to support the system。
以下选项中属于职场人际交往原则的是（） 讨好原则。 命令原则。 平等原则。 补偿原则。
《石头记索隐》的作者是（）
