求翻译：NEC有过去协助客户对PLM系统实施的辅导经验，根据调研了解到企业面临的困难和改善问题点，整理出以下需求评估分析报告是什么意思？

the nec counseling experience to help clients in the past the implementation of the plm system, learned that enterprises are facing difficulties, according to research and improve trouble spots, to sort out the needs assessment analysis report

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NEC had the past to assist the customer to the PLM system implementation counselling experience, understood according to the investigation and study the enterprise faced the difficulty and the improvement question spot, reorganized below the demand appraisal analysis report

NEC has past experience in assisting customers ' PLM system implementation guidance, according to research to understand the difficulties faced by enterprises and improvement points, put together the following needs assessment analysis report

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