A.控制分析由分析控制方法、控制类别组成
B.控制方法一般分为技术性和非技术性
C.控制类别,是指进一步把技术性控制分为预防型和侦测型
D.非技术性控制涉及管理和操作控制,例如:访问控制机制、身份和权限机制、加密算法、入侵探测软件等
The purpose of the experiment conducted by the scientists is to ______.
A.win a gradual victory over death and aging
B.extend a person's life when he has an incurable disease
C.bring youth back to a person when he becomes very old
D.find a way to cure incurable diseases such as AIDS
A.win back
B.win through
C.come up with
D.come at