由此给出不同特征网络确定关键路线的准则， 并揭示PERT/CPM算法存在重大误差的原因。
The criteria for deter-mining critical path of networks with different characteristics is given. The reason for existing significant error of PERT/CPM algorithms is also revealed.
SEC的路线图要求负责美国和国际会计准则的双方缩小分歧。
The SEC's road map requires the two bodies that oversee U. S. and international accounting rules narrow the differences.
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