霍尔电动势的数值表达式为()。 A: UH=KHB B: UH=KHBcosθ C: UH=KHI D: UH=KHBIcosθ
霍尔电动势的数值表达式为()。 A: UH=KHB B: UH=KHBcosθ C: UH=KHI D: UH=KHBIcosθ
电感的单位换算正确的是() A: 1H=1000,000uH B: 1H=1000,000,000uH C: 1mH=1000,000uH
电感的单位换算正确的是() A: 1H=1000,000uH B: 1H=1000,000,000uH C: 1mH=1000,000uH
1mH=()uH
1mH=()uH
You see, the spring is coming. A: Yeah, it gets cooler and cooler. B: Yeah, it gets colder and colder. C: Yeah, it gets warmer and warmer.
You see, the spring is coming. A: Yeah, it gets cooler and cooler. B: Yeah, it gets colder and colder. C: Yeah, it gets warmer and warmer.
[Yeah!]
[Yeah!]
霍尔电势UH与磁感应强度B、控制电流I、霍尔元件灵敏度KH的关系是▁▁。 A: 霍尔电势UH正比于磁感应强度B B: 霍尔电势UH正比于控制电流I C: 霍尔电势UH正比于霍尔元件灵敏度KH D: 霍尔电势UH=KHBI
霍尔电势UH与磁感应强度B、控制电流I、霍尔元件灵敏度KH的关系是▁▁。 A: 霍尔电势UH正比于磁感应强度B B: 霍尔电势UH正比于控制电流I C: 霍尔电势UH正比于霍尔元件灵敏度KH D: 霍尔电势UH=KHBI
–We_______formorethantwentyyear.–Yeah,howtimeflies.
–We_______formorethantwentyyear.–Yeah,howtimeflies.
【填空题】Yeah,it was OK._______ really.
【填空题】Yeah,it was OK._______ really.
逻辑变量只有0、1两种取值;在正逻辑规定中分别用()对应表示。 A: 高电平、低电平 B: 低电平、高电平 C: UH、UL D: UL、UH
逻辑变量只有0、1两种取值;在正逻辑规定中分别用()对应表示。 A: 高电平、低电平 B: 低电平、高电平 C: UH、UL D: UL、UH
In the movie Lion King ,Simba said,‘Yeah, but it still hurts.’It means ( )
In the movie Lion King ,Simba said,‘Yeah, but it still hurts.’It means ( )