单项选择题
A.1MΩ=106Ω B.1mΩ=103Ω C.1µΩ=10-6Ω D.1KΩ=103Ω
A.6µF B.1.5µF C.6/11µF D.11/6µF
A.0.707 B.1.414 C.0.637 D.0.9