• 2022-06-15 问题

    The European Union's intended legislation is a response to Reding's [u]call[/u]. A: 要求 B: 打电话 C: 电话 D: 召集

    The European Union's intended legislation is a response to Reding's [u]call[/u]. A: 要求 B: 打电话 C: 电话 D: 召集

  • 2022-05-28 问题

    Listen and circle the best response.u14-4 A: No, the server was down. B: No, it’s expensive. C: No, from 6:00. D: /

    Listen and circle the best response.u14-4 A: No, the server was down. B: No, it’s expensive. C: No, from 6:00. D: /

  • 2022-05-30 问题

    Their [u]      [/u] was calm and expert. A: responsibility B: response C: respond 未知类型:{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181}

    Their [u]      [/u] was calm and expert. A: responsibility B: response C: respond 未知类型:{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181}

  • 2022-06-01 问题

    (1)u=u_R+u_L+u_C (2)U=U_R+U_L+U_C (3)U=U_R+j(U_L-U_C) (4)U̇=U̇_R+U̇_L+U̇_C (5)U̇=U̇_R+j(U̇_L+U̇_C) 上述公式中正确的是() A: (1)(2)(3)(4) B: (3)(4)(5) C: (1)(4)(5) D: 全都正确

    (1)u=u_R+u_L+u_C (2)U=U_R+U_L+U_C (3)U=U_R+j(U_L-U_C) (4)U̇=U̇_R+U̇_L+U̇_C (5)U̇=U̇_R+j(U̇_L+U̇_C) 上述公式中正确的是() A: (1)(2)(3)(4) B: (3)(4)(5) C: (1)(4)(5) D: 全都正确

  • 2022-06-19 问题

    下面哪一种采样格式不是图像子采样?() A: Y:U:V=4:1:1 B: Y:U:V=4:2:2 C: Y:U:V=4:4:4

    下面哪一种采样格式不是图像子采样?() A: Y:U:V=4:1:1 B: Y:U:V=4:2:2 C: Y:U:V=4:4:4

  • 2022-06-15 问题

    |x|>4的解集用区间表示是() A: (-4,4) B: [-4,4] C: (-∞,-4)U(4,+∞) D: (-∞,-4]U[4,+∞)

    |x|>4的解集用区间表示是() A: (-4,4) B: [-4,4] C: (-∞,-4)U(4,+∞) D: (-∞,-4]U[4,+∞)

  • 2022-06-15 问题

    √2,3,√28,√65,( )A,2√14;B,√83;C,4√14;D,3√14;

    √2,3,√28,√65,( )A,2√14;B,√83;C,4√14;D,3√14;

  • 2021-04-14 问题

    已知:3×4=14,则4×5=__________。

    已知:3×4=14,则4×5=__________。

  • 2022-06-06 问题

    (1)/i:/(2)/ʌ/(3)/ɪ/(4)/ɑ:/(5)/e/ (6) /eɪ/(7)/æ/ (8) /aɪ/(9) /ɔ:/ (10) /ɔɪ/(11)/ɒ/ (12) /ɪə/(13)/u:/ (14) /eə/(15)/ʊ/ (16) /ʊə/(17) /ɜ:/ (18) /əʊ/(19)/ə/ (20) /aʊ/

    (1)/i:/(2)/ʌ/(3)/ɪ/(4)/ɑ:/(5)/e/ (6) /eɪ/(7)/æ/ (8) /aɪ/(9) /ɔ:/ (10) /ɔɪ/(11)/ɒ/ (12) /ɪə/(13)/u:/ (14) /eə/(15)/ʊ/ (16) /ʊə/(17) /ɜ:/ (18) /əʊ/(19)/ə/ (20) /aʊ/

  • 2022-06-05 问题

    求图中电压Uab,已知电阻R=4Ω。[img=92x123]17e43e641248870.png[/img] A: U=IR=8V B: U=-IR=-8V C: U=-IR=-(-2)×4=8V D: U=IR=(-2)×4=-8V

    求图中电压Uab,已知电阻R=4Ω。[img=92x123]17e43e641248870.png[/img] A: U=IR=8V B: U=-IR=-8V C: U=-IR=-(-2)×4=8V D: U=IR=(-2)×4=-8V

  • 1 2 3 4 5 6 7 8 9 10