hnt0803.indd 关键词］ 功能梯度材料；寿命预测；分层设计；耐久性 [gap=1095]Key words: functionally gradient materials; lifetime prediction; separate layer design; durability
基于1个网页-相关网页
However, a common application design practice is to separate the presentation layer from business logic and encapsulate the business logic in business objects.
然而，常见的应用程序设计是将展示层与商务逻辑分开，并且将商务逻辑封装在商务物件中。
By using dual packer technique, separate-layer fracturing has been run smoothly, with matching instrument, pipe string design, sand...
较好地解决了分层压裂技术，并在工具技术、管柱设计技术、压裂填砂技术、施工技术等方面进行了配套。
应用推荐