实践证明，所考虑的方法和步骤正确，开发的软件生命周期长，所成产品在企业的管理中发挥了应有的功效。
It proved by practice that the procedure and method presented in the paper are correct, the developed software has a longer life and the developed product has a good effect in the business management.
实践证明，所考虑的方法和步骤正确，开发的软件生命周期长，所成产品在企业的管理中发挥了应有的功效。
It proved by practice that the procedure and method presented in the paper are correct, the developed software has a longer life and the developed product has a good effect in the business management.
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