主要由应用对象、窗口对象、数据窗口对象、菜单对象、用户对象(User Object)、工程对象(Project Object)以及库(Library)组成。
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这种语言不仅具有工程数据库中常用的数据类型,而且还具有描述工程对象结构的能力。
The language not only have various data types often used in engineering data base, but also can describe the structures of engineering objects.
大量的工程应用都涉及到数据库的设计方法,同一类型的工程对象(也称为实体)往往具有不同的属性。
The application of massive projects all involves the design method of database, the congeneric project objects (called entity) often to have the different attributes.
但是随着现代优化设计技术日益复杂,传统的优化方法已经不能满足对复杂工程对象设计的需要,从而将可视化技术引入到优化设计中。
However, with the increasingly complicated of modern optimization design, the traditional design method can not meet the demands of engineering design, that is why the visual technology is introduced.
But i was attracted by Princeton precisely because engineering was not its primary focus.
但我选择了普林斯顿,正是因为,工程学并不是它的重点关注对象。
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