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- A pragmatic tool named as ERwin for designing database system logical schema is discussed. With ERwin, the database system logical schema of high quality with minimum time and low cost can be reached. 阐述了一个用以开发数据库应用系统的实用工具ERwin，用它设计数据库的逻辑模型，能大大提高逻辑模型的质量，减少设计时间和费用。
- At this point your logic is at fault. 在这一点上你的推理是错误的。
- Loosely, a mathematical or logic operator. 不严格地说，一种数学或逻辑运算符。
- A practitioner of a system of logic. 逻辑学家使用某一逻辑体系的人
- There is no logic in what she says. 她讲的话没有道理。
- Socrates laid the foundations of logic. 苏格拉底奠定了逻辑学的基础。
- In contrast, the normalization theory of XML mostly begins to analyze logical schemas and instance documents of XML, and then normalizes the schemas. 而现有的XML的规范化理论大都从已有XML模式和实例文档开始分析,再对其进行规范化。
- His thinking goes against all logic. 他的思维完全不合逻辑。
- In contrast, the normalization theory of XML mostly begins to analyze logical schemas and instance documents of XML, then normalizes the schemas. 而现有的XML的规范化理论大都从已有XML模式和实例文档开始分析，再对其进行规范化。
- Logic schemata 逻辑模式
- There's no logic in spending money on things you don't need. 把钱花在不需要的东西上是没有道理的。
- First, independent schema definition is important. 首先独立的格式定义是重要的。
- The schema object could not be found. 找不到架构的对象。
- Second, the message schema should be extensible. 其次，消息格式应该可以扩展。
- The number of inputs available to a given logic circuit. 扇入，输入可在逻辑电路得到的输入端数目
- The attribute schema has bad syntax. 属性架构语法不对。
- An attempt is made to modify the base schema. 试图修改基础架构。
- He argues with learning and logic. 他的辩论既有学问又合逻辑。
- Schema: missing annotation '%1' on node '%2'. 架构: 节点 '%252' 上缺少批注 '%251'。
- I was vexed that I could not understand his logic. 我因为无法理解他的逻辑而感到苦恼。
