单项选择题
A.1.5V B.1.1V C.1.3V D.1.8V
A.2.35~2.4V,2.35V B.2.35~2.4V,2.4V C.2.45~2.5V,2.5V D.2.45~2.5V,2.35V
A.<1Ω B.<3Ω C.<5Ω D.<10Ω
A.交叉 B.同侧 C.分开
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