It enables developers to query and manipulate data using a conceptual model instead of a physical storage model.
它支持开发人员使用概念模型查询和操作数据，而无需使用物理存储模型。
An additional benefit is that developers can work with a consistent conceptual model across multiple storage engines.
一个附带的好处是，开发人员可以在一个稳定的概念模型上进行工作，即使跨越多个数据引擎。
This allows developers to focus on the conceptual model without concern for the storage schema, and allows them to write code with efficiency and maintainability in mind.
这样可让开发人员专注于概念模型，不需担心储存结构描述，也可以让他们有效率地撰写程序码并兼顾可维护性。
Multiple conceptual models can be mapped to a single storage schema.
多个概念模型可以映射到一个单一的存储模式。
Multiple conceptual models can be mapped to a single storage schema.
多个概念模型可以映射到同一个存储架构。
Generate database Wizard (Entity data model Tools) to automatically generate the storage model, mappings, data classes, and a database that supports the conceptual model.
“生成数据库”向导(实体数据模型工具)自动生成支持此概念模型的存储模型、映射、数据类和数据库。
Describes how the conceptual model is mapped to the storage model.
介绍概念模型如何映射到存储模型。
The model offers a uniform method of conceptual view of the diverse data as a sequence of bits and a uniform method of keeping and processing this sequence on the external storage.
该模型提供一个一致的方法，以一个为序列作为各种数据的概念视图；并提供一个一致的方法在外部存储器上保存和处理这些为序列。
The feasibility has been proved with the conceptual design in tools storage of machining center.
通过所开发的加工中心刀库概念设计系统，验证了该方法的可行性。
Mappings between the conceptual model and the storage-specific schema can change without changing the application code.
概念模型和特定存储模式之间的映射可以改变不改变应用程序代码。
Mappings between the conceptual model and the storage-specific schema can change without changing the application code.
可以在不更改应用程序代码的情况下更改概念模型与特定于存储的架构之间的映射。
Combination of architectural design theory, the reference to the relevant norms, the first time high pressure gas underground storage Wells, treated as a conceptual structure.
结合建筑设计理论，参考相关规范，首次提出高压气地下储气井作为一种构筑物对待的概念。
Combination of architectural design theory, the reference to the relevant norms, the first time high pressure gas underground storage Wells, treated as a conceptual structure.
结合建筑设计理论，参考相关规范，首次提出高压气地下储气井作为一种构筑物对待的概念。
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