单项选择题

轻型门式刚架结构,变截面斜梁横向加劲肋的强度和稳定性按《钢结构设计标准》(GB50017-2017)的规定进行验算,计算长度取 ? A.
腹板高度 B.
上翼缘中心到下翼缘中心之间的距离 C.
截面的总高度

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哺乳动物体细胞中绝大多数5mC存在于CpG二联核苷酸中。
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(Single choice question) The following description of generative adversarial networks is incorrect () .
A、Generative adversarial network consists of two parts: generator and discriminator
B、When the discriminator of adversarial network is training, its input is the image generated by generator and the real image from the training set.
C、GAN's Generators generate images from random noise (usually taken from a uniform or Gaussian distribution)
D、Since generative adversarial networks are unsupervised models, no training data is required