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单选题
205.系统故障的类型分为( ) Types of system failure are divided into( )
A
独立故障/主故障/次故障 Independent failure/primary failure/secondary failure
B
独立故障/主故障 Independent failure/primary failure
C
主故障/次故障 Independent failure/secondary failure
答案解析
正确答案：A
解析：
题目解析
系统故障的类型分为( ) Types of system failure are divided into( )
A. 独立故障/主故障/次故障 Independent failure/primary failure/secondary failure
B. 独立故障/主故障 Independent failure/primary failure
C. 主故障/次故障 Independent failure/secondary failure
答案: A
解析: 答案选项A中包含了独立故障、主故障和次故障三种类型，是一个更全面和准确的分类。而选项B只包含独立故障和主故障，没有涵盖次故障，选项C则将主故障和次故障弄混。所以选项A是正确的答案。
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