在软件产品评价技术中，产品或服务满足规定需求或隐含需求的特征和特性的总和。注：在有合同的环境中，需求是在合同中规定的；而在其它环境中，则应对隐含需求进行验证和定义。
In software product evaluation, the totality of features and characteristics of a product or service that bear on its ability to satisfy stated or implied needs. Note: In a contractual environment, needs are specified, whereas in other environments, implied needs should be identified and defined.
契约的根据一致同意或约定的；合同的
Based on consent or agreement; contractual.
由于这一次订购是合同的组成部分，请提供最好的条件。
Please put us on your best term, as this order form part of a contract.
