• 2021-04-14 问题

    【单选题】What will be the output of the following Python code? a=[13,56,17] a.append([87]) a.extend([45,67]) print(a) A. [13, 56, 17, [87], 45, 67] B. [13, 56, 17, 87, 45, 67] C. [13, 56, 17, 87,[ 45, 67]] D. [13, 56, 17, [87], [45, 67]]

    【单选题】What will be the output of the following Python code? a=[13,56,17] a.append([87]) a.extend([45,67]) print(a) A. [13, 56, 17, [87], 45, 67] B. [13, 56, 17, 87, 45, 67] C. [13, 56, 17, 87,[ 45, 67]] D. [13, 56, 17, [87], [45, 67]]

  • 2021-04-14 问题

    设 是正整数集合,,,则 f 。/ananas/latex/p/63479/ananas/latex/p/2116060/ananas/latex/p/2116061

    设 是正整数集合,,,则 f 。/ananas/latex/p/63479/ananas/latex/p/2116060/ananas/latex/p/2116061

  • 2021-04-14 问题

    逻辑函数F=+B+D的反函数= 。/ananas/latex/p/53373/ananas/latex/p/53375/ananas/latex/p/174016

    逻辑函数F=+B+D的反函数= 。/ananas/latex/p/53373/ananas/latex/p/53375/ananas/latex/p/174016

  • 2022-06-04 问题

    分数6/7、6/13、10/26、17/33、23/56中最小的一个是( ) A: 10/26 B: 6/13 C: 23/56 D: 17/33

    分数6/7、6/13、10/26、17/33、23/56中最小的一个是( ) A: 10/26 B: 6/13 C: 23/56 D: 17/33

  • 2021-04-14 问题

    F(A,B,C)=,G(A,B,C)=,则F与G相与的结果为 。/ananas/latex/p/660858/ananas/latex/p/660860

    F(A,B,C)=,G(A,B,C)=,则F与G相与的结果为 。/ananas/latex/p/660858/ananas/latex/p/660860

  • 2021-04-14 问题

    若a=3∠,b=6∠,则ab=________,ab=_______(用复数的极坐标表达式)/ananas/latex/p/68789/ananas/latex/p/1898/ananas/latex/p/142/ananas/latex/p/4106

    若a=3∠,b=6∠,则ab=________,ab=_______(用复数的极坐标表达式)/ananas/latex/p/68789/ananas/latex/p/1898/ananas/latex/p/142/ananas/latex/p/4106

  • 2021-04-14 问题

    指定稳定态单质的Δf (298.15K) 、Δf(298.15K)和(298.15K)均为零。/ananas/latex/p/194172/ananas/latex/p/242461/ananas/latex/p/133915

    指定稳定态单质的Δf (298.15K) 、Δf(298.15K)和(298.15K)均为零。/ananas/latex/p/194172/ananas/latex/p/242461/ananas/latex/p/133915

  • 2021-04-14 问题

    A:平面,B:球面,C:旋转椭球面,D:椭球面,E:圆柱面,F:抛物柱面,G:椭圆柱面,H:旋转抛物面,I:圆锥面,J:椭圆锥面,K:马鞍面。则: (1)是____; (2)是______; (3)是______; (4)是______; (5)是______; (6)是______; (7)是______; (8)是______; (9)是______; (10)是______; (11)是______; (12)是______; (13)是______;/ananas/latex/p/1045101/ananas/latex/p/28097/ananas/latex/p/958152/ananas/latex/p/39419/ananas/latex/p/973515/ananas/latex/p/47030/ananas/latex/p/645788/ananas/latex/p/36944/ananas/latex/p/34552/ananas/latex/p/422334/ananas/latex/p/1045357/ananas/latex/p/36098/ananas/latex/p/596597

    A:平面,B:球面,C:旋转椭球面,D:椭球面,E:圆柱面,F:抛物柱面,G:椭圆柱面,H:旋转抛物面,I:圆锥面,J:椭圆锥面,K:马鞍面。则: (1)是____; (2)是______; (3)是______; (4)是______; (5)是______; (6)是______; (7)是______; (8)是______; (9)是______; (10)是______; (11)是______; (12)是______; (13)是______;/ananas/latex/p/1045101/ananas/latex/p/28097/ananas/latex/p/958152/ananas/latex/p/39419/ananas/latex/p/973515/ananas/latex/p/47030/ananas/latex/p/645788/ananas/latex/p/36944/ananas/latex/p/34552/ananas/latex/p/422334/ananas/latex/p/1045357/ananas/latex/p/36098/ananas/latex/p/596597

  • 2022-05-27 问题

    蛋白质的平均含氮量约为( )。 A: 16% B: 26% C: 6% D: 56%

    蛋白质的平均含氮量约为( )。 A: 16% B: 26% C: 6% D: 56%

  • 2022-05-27 问题

    ​蛋白质的平均含氮量约为( )。‍ A: 16% B: 26% C: 6% D: 56%

    ​蛋白质的平均含氮量约为( )。‍ A: 16% B: 26% C: 6% D: 56%

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