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【单选题】
PMZG智能屏的直供是通过 ( ) 来实现。
A.
直供选择开关 QF5
B.
工作开关 QF3
C.
直通开关 SA1
D.
输入开关
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Passage Two:Questions 26 to 30 are based on the following passage.If you want to stay young, sit down and have a good think. This is the research finding of a team of Japanese doctors, who say that mo...
A.
why certain people age sooner than others
B.
how to make people live longer
C.
the size of certain people’s brains
D.
which people are most intelligent