下列四组数据中, 哪一组数据所涉及的红外光谱区能包括[img=223x76]179b6c59e1a54a3.png[/img]的吸收带() 未知类型:{'options': ['[tex=24.643x1.429]bv3msVrCrnoWxQmNjcsXeRsq3dK0s64MSfJVsqRbKDqjaNk0+qaNZS5HHwQb+kbj4EfTdsvyTEXapPiAjJzCyd4Q/2LepVqt/Ely8WXCUBK6CC/Lj0AbtTWafcZHCApS[/tex]', '[tex=25.643x1.429]bv3msVrCrnoWxQmNjcsXeRsq3dK0s64MSfJVsqRbKDqJd7AfBpEcdTnKJUxlURqh7Ip9qKnBsDd3Hyv88Q2w7VwKot8aEFmMa0AQlG6of3Zo7YtBjsIAKygyRXPYScT9[/tex]', '[tex=24.643x1.429]qLBRevWFIJy8p+zDleEwoi17hae167R81sEkz1VJAXAWU3+df3g88gR3KnfMOy3QoZr1tHwpNhYzCvdpaltQu9IAJPWo271CHtpbuc9o7sNy8Pb+h9WRLzJMWE8yRZuA[/tex]', '[tex=23.643x1.429]qLBRevWFIJy8p+zDleEwoq91ACetoG0KdTdJJjcQTFUFhXkrHRYPG0d6804A+yu4JEaJe8eH9NLpD49n5Bb5lolnxpvhDYU+MHynjAZIu0c=[/tex]'], 'type': 102}
下列四组数据中, 哪一组数据所涉及的红外光谱区能包括[img=223x76]179b6c59e1a54a3.png[/img]的吸收带() 未知类型:{'options': ['[tex=24.643x1.429]bv3msVrCrnoWxQmNjcsXeRsq3dK0s64MSfJVsqRbKDqjaNk0+qaNZS5HHwQb+kbj4EfTdsvyTEXapPiAjJzCyd4Q/2LepVqt/Ely8WXCUBK6CC/Lj0AbtTWafcZHCApS[/tex]', '[tex=25.643x1.429]bv3msVrCrnoWxQmNjcsXeRsq3dK0s64MSfJVsqRbKDqJd7AfBpEcdTnKJUxlURqh7Ip9qKnBsDd3Hyv88Q2w7VwKot8aEFmMa0AQlG6of3Zo7YtBjsIAKygyRXPYScT9[/tex]', '[tex=24.643x1.429]qLBRevWFIJy8p+zDleEwoi17hae167R81sEkz1VJAXAWU3+df3g88gR3KnfMOy3QoZr1tHwpNhYzCvdpaltQu9IAJPWo271CHtpbuc9o7sNy8Pb+h9WRLzJMWE8yRZuA[/tex]', '[tex=23.643x1.429]qLBRevWFIJy8p+zDleEwoq91ACetoG0KdTdJJjcQTFUFhXkrHRYPG0d6804A+yu4JEaJe8eH9NLpD49n5Bb5lolnxpvhDYU+MHynjAZIu0c=[/tex]'], 'type': 102}
【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2
【单选题】NO 2 、NO 2 - 、NO 2 + 键角大小关系正确的是 。 A. NO 2 > NO 2 - >NO 2 + B. NO 2 + >NO 2 >NO 2 - C. NO 2 - > NO 2 >NO 2 + D. NO 2 + > NO 2 - >NO 2
求定积分[img=179x43]17da65388c0b1ca.png[/img]; ( ) A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2
求定积分[img=179x43]17da65388c0b1ca.png[/img]; ( ) A: log(2^(1/2) + 1)/2 + 2^(1/2)/2 B: log(2^(1/2) + 1)/2 - 2^(1/2)/2 - 1/2 C: log(2^(1/2) + 1)/2 + 2^(1/2)/2 - 1/2 D: log(2^(1/2) + 1)/2 + 2^(1/2)/2 + 1/2
2 + 2 * (2 * 2 - 2) % 2 / 3
2 + 2 * (2 * 2 - 2) % 2 / 3
函数z=xsiny在点(1,π/4)处的两个偏导数分别为 A: √2/2,√2/2 B: √2/2,-√2/2 C: -√2/2,-√2/2 D: -√2/2,√2/2
函数z=xsiny在点(1,π/4)处的两个偏导数分别为 A: √2/2,√2/2 B: √2/2,-√2/2 C: -√2/2,-√2/2 D: -√2/2,√2/2
2×2×2×2×2
2×2×2×2×2
HbF的构成主要是() A: α2β2 B: α2δ2 C: ζ2ε2 D: α2γ2 E: ζ2γ2
HbF的构成主要是() A: α2β2 B: α2δ2 C: ζ2ε2 D: α2γ2 E: ζ2γ2
胎儿期血红蛋白HbF的分子组成为( )。 A: ζ2ε2 B: α2Aγ2、α2Gγ2 C: ζ2 Aγ2、ζ2Gγ2 D: ζ2 Aγ2、 E: α2δ2 、α2β2
胎儿期血红蛋白HbF的分子组成为( )。 A: ζ2ε2 B: α2Aγ2、α2Gγ2 C: ζ2 Aγ2、ζ2Gγ2 D: ζ2 Aγ2、 E: α2δ2 、α2β2
正常人血红蛋白多肽链的组成是 A: α2β2 B: α2γ2 C: α2ε2 D: α2δ2 E: σ2β2
正常人血红蛋白多肽链的组成是 A: α2β2 B: α2γ2 C: α2ε2 D: α2δ2 E: σ2β2
函数[img=79x27]180355ae2690a03.png[/img]在x=2处的二阶泰勒展开式为 A: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)+exp(sin(2))*(sin(2)/2-cos(2)^2/2)*(x-2)^2 B: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)-exp(sin(2))*(sin(2)/2-cos(2)^2/2)*(x-2)^2 C: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)-exp(sin(2))*(sin(2)/2+cos(2)^2/2)*(x-2)^2 D: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)+exp(sin(2))*(sin(2)/2+cos(2)^2/2)*(x-2)^2
函数[img=79x27]180355ae2690a03.png[/img]在x=2处的二阶泰勒展开式为 A: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)+exp(sin(2))*(sin(2)/2-cos(2)^2/2)*(x-2)^2 B: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)-exp(sin(2))*(sin(2)/2-cos(2)^2/2)*(x-2)^2 C: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)-exp(sin(2))*(sin(2)/2+cos(2)^2/2)*(x-2)^2 D: exp(sin(2))+cos(2)*exp(sin(2))*(x-2)+exp(sin(2))*(sin(2)/2+cos(2)^2/2)*(x-2)^2