对于在可重用软件组件设计中的COM对象循环引用问题，当前的各种解决方法都存在不足之处。
To remedy the shortcomings in the existing methods for the problem of circular reference count in COM object this study presents an indirect reference method.
在纯垃圾收集系统中，循环引用问题不大：若涉及到的两个对象中的一个对象被任何其他对象引用，那么这两个对象都将被垃圾收集。
In a purely garbage collected system, a circular reference is not a problem: If neither of the objects involved is referenced by any other object, then both are garbage collected.
在纯垃圾收集系统中，循环引用问题不大：若涉及到的两个对象中的一个对象被任何其他对象引用，那么这两个对象都将被垃圾收集。
In a purely garbage collected system, a circular reference is not a problem: If neither of the objects involved is referenced by any other object, then both are garbage collected.
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