• 图片信息

  • QJ6826448821
  • Imagebroker
  • 不需要肖像权授权
  • 4722 x 3703 px
  • 实验室,握着,仔细察看,连接,小,电路板,正面,测量设备,测试器具
  • laboratory situation,hand holding and scrutinizing six joined small circuit boards in front of a measuring device,test equipment

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