In the fourth chapter, the method of assembly feasibility analysis for shaft and hole feature was established.

第四章：建立轴孔要素装配可行性分析方法。

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LaunchApp creates an instance of an Assembly object using the Assembly.LoadFrom static method rather than by using an explicit constructor call.

LaunchApp使用Assembly . LoadFrom静态方法创建Assembly对象的实例，而不是通过显式调用构造函数来创建。

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Using declarative security, you can define security roles in the assembly descriptor of the EJB Module and assign method permissions to each role.

通过使用声明的安全，您可以定义EJB模块的集合描述符中的安全角色，并为每个角色分配方法许可。

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