heworkbreakdownstructurecomprisesseverallevelsofdecompositionofthetotalproject.Thelowestlevelofdefinitionisalwaysthe()
A.Planning element B.Work package C.Subtask D.Working interface正确答案B
heworkbreakdownstructurecomprisesseverallevelsofdecompositionofthetotalproject.Thelowestlevelofdefinitionisalwaysthe()
A.Planning element B.Work package C.Subtask D.Working interface正确答案B