Or do you move all the validation code into the services tier, removing it from the domain class that should be the owner of that knowledge?
或者您可以将所有验证代码移入到服务层，然后从应当是该知识所有者的域类中删除它吗？
Some component teams are needed to build and maintain certain core services that affect a wide range of products or/and require specific domain knowledge or expertise.
有时需要组件团队来构建和维护特定核心服务——这些服务有可能会大范围影响产品，抑或需要特殊领域知识或专长。
Identification of common services is still significantly dependent on domain knowledge and modeling skill.
标识通用服务仍严重依赖于领域知识和建模技能。
The wine agent may be taken to many levels of sophistication depending upon background ontology knowledge of the domain and information and services sites.
根据不同领域的背景本体知识和不同的信息以及不同的服务站点，酒类主体可能应用到不同复杂程度的情况中去。
Meanwhile a user's knowledge model which is found on one's interest in special domain is constructed to provide personal services and improve the accuracy rate of web searching.
同时本文还研究、构建了基于专业兴趣度的用户知识模型，为用户提供个性化服务，提高系统的智能性。
Meanwhile a user's knowledge model which is found on one's interest in special domain is constructed to provide personal services and improve the accuracy rate of web searching.
同时本文还研究、构建了基于专业兴趣度的用户知识模型，为用户提供个性化服务，提高系统的智能性。
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