分析预测事故危险性,推断损失程度,提出预防事故措施是由()提出的。
A、车间安全员
B、部门安全员
C、班组安全员
D、安全工程师
参考答案:D
如下图所示边长为4m的均质正方形薄板,截去1/4后悬挂在O点,使BC边保持水平,则点O距右端距离x=()m。
A.7/6
B.5/3
C.7/3
D.7/4
Project () Management includes the processes required to ensure that the project includes all the work required, and only the work required, to complete the project successfully.
A.Integration
B.Scope
C.Configuration
D.Requirement