(来学网)某传输机房新增四列设备,设备高度和完工后的垂直偏差数据如下,指出不合格的列为()
  • A.
    (来学网)机架高1.8m,垂直偏差1.6mm
  • B.
    (来学网)机架高2m,垂直偏差1.8mm
  • C.
    (来学网)机架高2m,垂直偏差2.0mm
  • D.
    (来学网)机架高2.6m,垂直偏差3.0mm