电流、电压、电阻的常用表示字母分别是（），基本计量单位分别是（）。
A:
B:
C: U；
D:
E: Ω
F:
G:
H: R；Ω、
I: V
J:
K:
L: R；
M:
N: Ω
O:
P:
Q: R；Ω、
R: A
A:
B:
C: U；
D:
E: Ω
F:
G:
H: R；Ω、
I: V
J:
K:
L: R；
M:
N: Ω
O:
P:
Q: R；Ω、
R: A
举一反三
- 电流、电压、电阻的常用表示字母分别是（），基本计量单位分别是（）。 A: I、R、U；A、V、Ω B: U、I、R；Ω、A、V C: I、U、R；A、V、Ω D: I、U、R；Ω、V、A
- It should be noted that many people feel their life is both happy and meaningful. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R
- Most books on happiness today assert that happiness is beneficial to health. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R
- Evidence from research shows that it takes meaning for people to thrive. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R
- Agriculture proves very difficult to quantify because of the constantly changing conditions involved. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R