此文结合具体实例，从不同方面论述了加强工程项目成本控制的方法和途径。
This article, combined with specific instances, expounds in all respects the methods and ways to improve the cost control of engineering projects.
通过定义并结合具体实例将极值和弱极值概念作以对比，以说明它们的区别。
The differences between the extreme value and weak extreme value in concept and in use are discussed.
结合具体实例，指明了该方法的适用范围，以及在自启动与结构简化设计方面能同时进行的优越性。
Through some specific examples, the scope of application and the superiority of realizing automatic start and simplified structure design are simultaneously pointed out.
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