此方法将通过URIConstants在客户机和服务器已知的主机编号上构造一个套接字，该套接字以本地主机上的TCP服务器为目标。
This method constructs a socket targeted to the TCP server on the localhost at a host number known both to the client and server through URIConstants.
Track：包括曲目标题、创作者以及曲目在专辑中的编号等特性。
Track: includes properties for track title, the creator, and the track number in the album.
是我私人的编号，使用在我发现的目标上。
"LAMAxx" is my personal system of temporary designations for my objects.
是我私人的编号，使用在我发现的目标上。
"LAMAxx" is my personal system of temporary designations for my objects.
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