The basic steps to create a data model from scratch involve realizing the business requirements that eventually get translated into a data model.
从头创建数据模型的基本步骤涉及到识别业务需求，这些业务需求最终会转换为数据模型。
Based on the requirements of some process objects on data acquisition, the basic structure and functions of data acquisition system are described and compared with other conventional systems.
从一些过程对象对数据采集的需要出发，阐述了数据采集系统的基本结构和功能，并与其它常规系统进行了比较。
Increasing requirements of spatial data result in the appearance of the spatial data basic structure, and make GIS standards increasingly important.
对空间数据不断增长的需求和关注导致空间数据基础结构的出现并使GIS标准日趋重要。
The specific requirements and basic data for the flange, pipe-segment, tee, elbow, and stuffing box were expounded with the figures and lists.
以插图及表格形式论述了法兰、管段、三通、弯头和填料泄漏勘测的具体要求和数据。
Note: 1 master data input, output of basic statements 2 master data zeros programming requirements 3 grasp the real signal spectrum Symmetry Principle.
注意：1掌握数据输入、输出基本语句；2掌握数据补零的编程要求；3掌握实信号频谱对称性原理。
Bidding assistant for support quotation engineer with preparing bidding documents precisely and deliver them on time according to local bidding requirements, basic SAP data maintain.
协助报价工程师精确的完整投标文件并能准时提交所需要的文件和资料，SAP基本信息的维护。
The model has the basic components of the universal machine, and meets data-driven requirements for the modular unit.
该模型具备了通用机床的基本组成部件，满足模块化单元的数据驱动要求。
This system can fulfill the basic requirements for data recording, removing, modification, querying of statistics. It is applicable to the contract management of middle and small enterprises.
该合同管理系统实现了数据的输入、删除、修改、查询和统计等基本功能，适用于中小型企业的合同管理。
This system can fulfill the basic requirements for data recording, removing, modification, querying of statistics. It is applicable to the contract management of middle and small enterprises.
该合同管理系统实现了数据的输入、删除、修改、查询和统计等基本功能，适用于中小型企业的合同管理。
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