根据行业的不同特征，对不同的天然气用户需采用不同的需求价格评价方法。
It is necessary to take different methods to appraise demand prices for different natural gas users according to the different industrial characteristics.
本文提出了以用户需求为衡量基础，基于过程能力指数的电能质量定量评价和考虑质量因素的电能定价方法。
This thesis proposes a new PQ evaluation method and an electricity pricing method considering PQ based on customers 'requirements and process capability indices.
一本词典是否能够满足用户的需求已成为评价词典质量的一个重要标准。
Whether the dictionary can meet the user's needs has been a key to the assessment of the quality of a dictionary.
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