下列哪项工作与其它工作不适用于同一个状态检修工作标准?()
A.检修计划
B.状态评价
C.检修决策
D.风险评估
参考答案:A
在某一种现象与多种现象相关的场合,当假定其他变量不变时,其中两个变量的相关关系称为复相关
Opiate withdrawal causes severe physical discomfort and can be life-threatening. To minimize these effects, opiate users are commonly detoxified with which drug
A.Barbiturates.
B.Amphetamines.
C.Methadone.
D.Benzodiazepines.