图示a)、b)两截面,其惯性矩关系应为:
(来学网)
  • A.
    (I(来学网))>(I),(I)=(I)
  • B.
    (I(来学网))=(I),(I)>(I)
  • C.
    (I(来学网))=(I),(I)<(I)
  • D.
    (I(来学网))<(I),(I)=(I)
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