• 2022-06-19
    促进体液免疫的细胞因子是
    未知类型:{'options': ['[tex=6.143x1.286]sGpQqtU7CEHhc6rXtGbwsA==[/tex]', '[tex=6.643x1.286]T23pWKwdy1WU66j37lR5wcQf8d2aXIl3nLyav7NV5bM=[/tex]', '[tex=6.643x1.286]KlmDCLp/SOYfctzVbcqV1Q==[/tex]', '[tex=7.143x1.286]dO7X1IWbQgiHIqFMralD42uTEUjjO+3ip61PzhX4g8s=[/tex]', '[tex=7.286x1.286]n0qRI7Z571Hjc5x2z4kNwh8BQuVyZ6jeXmxnzQJoEnk=[/tex]'], 'type': 102}
  • C

    举一反三

    内容

    • 0

      intx=5,y=8,z=7;表达式z=!(x>y)||(x=1,y=3)计算后的结果 A: x=1,y=3,z=1 B: x=1,y=3,z=0 C: x=5,y=8,z=0 D: x=5,y=8,z=1

    • 1

      设I(x):x是整数;N(x):x是负数;S(x,y):y是x的平方命题“任何整数的平方非负”可表示为谓词公式 未知类型:{'options': ['[tex=11.929x1.357]Ab8zVcSaawMRd84sw7i/JAhyPtafOzIiYwAO+plGfU5YAO/QV3YAB0GXAXRhZ7CliwQzjDdB7FbEZsDooWfNcKY5XHTFYR6Idofr8S7Wax4=[/tex]', '[tex=11.214x1.357]Vs8Vcw/zPN7kvQW5F7NycC9PlK+v4vkWJ4hyjFXkOftd5yicp99G5Tnp+KzILEwlHDVGwqo5md6rK5TfGKT6pg==[/tex]', '[tex=11.214x1.357]Ab8zVcSaawMRd84sw7i/JPLc5lkPb0vCB3HAoQdCvLgUiouuuSbyQIQ62rJKADX6FQeTBBqnQa6q/6Qzw2KRYw==[/tex]', '[tex=10.929x1.357]mX5PRaABESRf9QDOAojNZuqee9gfCLdnz+se+AlyZp5SHDOcNaBoGKl0MgSjkAb89Uw7a1sL8h1OT0gFb59yAg==[/tex]'], 'type': 102}

    • 2

       对 [tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex]的不同值,分别求出循环群[tex=1.143x1.214]StMMJ6qThnpokZJIPGrdFyP3vrLnUdltYxmLxjw8za8=[/tex]的所有生成元和所有子群。(1) 7;           (2) 8;               (3)10 ;(4) 14 ;         (5) 15             (6) 18 。

    • 3

      设[tex=5.929x1.071]gAFI4ZzNAmjFfJAphmTsRQ==[/tex],若[tex=7.786x1.357]09fTpcwFMVcu1qrv9hyVbjaVP6Nu0Q7b0o9JCaEhfzk=[/tex],[tex=7.786x1.357]17Fg+KbtgLZdNaerla1J+g==[/tex],[tex=7.714x1.357]GzWWzGNDry0+/hdju2Gv5Q==[/tex],那么[tex=0.571x0.786]/uIIzJZ/1DPgc5sOsRpAXQ==[/tex],[tex=0.571x1.0]Tr41q2//n6lfFMLRmh8s0w==[/tex],[tex=0.5x0.786]rGd4FFr4Zsu+cuz6gxITMA==[/tex]的大小关系为 A: x<y<Z B: y<z<x C: z<x<y D: z<y<x E: 不能确定

    • 4

      判断下列命题是否为真:(1)[tex=3.643x1.357]/5abqJjwKZ1qr+6hsVFF5EBvfq3ggOFNlHMClz0h9nk=[/tex](2)[tex=2.929x1.357]rGJpyjIjJpbcoBTWxP0Jiw==[/tex](3)[tex=4.5x1.357]2wycHMoqU83MyEp17iBils58bR7YLuCTI2G9NVAdlfY=[/tex](4)[tex=5.214x1.357]CTz2gu+IIm1GgNmYMGaduCRtA41wnW4WqwRWwEhq6aA=[/tex](5)[tex=4.857x1.357]1DcE2BMMOaZhTuxR/mjgsboXxfg5ET59Dp4I/jjEDuw=[/tex](6)[tex=4.643x1.357]BSryrsQYOvTP2hTWRu6t4nAuJwlSs4L9jaq70EpB+Us=[/tex](7)若[tex=6.0x1.357]y0IZLUnBO88nR8WBZYvd7QXv5S1OMINV5cQNzPyiyAc=[/tex],则[tex=3.429x1.357]1brfPwTkVVIX4GfoMIUskA==[/tex](8)若[tex=7.643x1.357]MhLfJXZnhbXiB0x3oNtFzThV4Y1mJxe1VYr7PkJE/T6hmTD3WWp+UxbNwvUQ6DHk[/tex],则[tex=4.143x1.357]LZUA94ISo1po5HWsOVeBCjo0rMvj7uw3bGw5HiZenrI=[/tex]