Business entities are the fundamental building block of the conceptual data model.
业务实体是概念数据模型的基本构建块。
This article introduces the model systematic designing method and the structure, and the function block.
介绍了自适应调整模型的系统设计方法、系统的结构及自适应模型的各个功能块。
In this problem you will model a simple block world under certain rules and constraints.
在这个问题中，你将在确定的规则和约束条件下构建一个简单的积木世界。
Conclusion: Dachuanxing Prescription can block the nerve cell apoptosis of migraine model rat.
结论：说明大川芎方对硝酸甘油型偏头痛大鼠神经细胞凋亡具有抑制作用。
In its design model block configuration and sector process techniques are adopt...
该软件采用了摸块化结构，扇区处理技术等设计方法。
The utility model can be set into an air-saving window or blind drift block.
本实用新型还可以设置成节风窗、盲巷封闭。
Research on the optimization model of the block container train formation plan;
本文主要讨论了装车地直达列车编组计划的优化问题。
Research on the optimization model of the block container train formation plan;
本文主要讨论了装车地直达列车编组计划的优化问题。
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