将在客户端注册的对象类型的值保存为可以在服务器上激活的类型。

Holds values for an object type registered on the client end as a type that can be activated on the server.

youdao

NET客户端激活COM对象时，运行时就会生成一个运行时可调用包装(RCW)实例来包装COM类型。

NET client activates a COM object, the runtime generates an instance of the runtime callable wrapper (RCW) to wrap the COM type.

youdao

通过调用LockServer，客户端能够保留这些激活类的对象，在创建后想要保留就能保留了。

Clients can keep these kind of objects alive by calling LockServer on the class factories that they want to keep after creating them.

youdao