rng文件扩展名，rng文件怎么打开？

.rng

文件类型1：RELAX NG File

文件说明：

File used for validating .XML documents; uses a simple schema language for XML that focuses on the description and validation of the structure and content of an XML document

打开.rng文件

Mac OS

Sun Microsystems OpenOffice.org　

Windows

Sun Microsystems OpenOffice.org　

Linux

其它内容

.rng

文件类型2：Nokia Composer Ringtone

文件说明：

Monophonic ringtone format used by Nokia cell phones; can be created using the Nokia Composer program included with certain Nokia phones; because it is a monophonic format, only one note can be played at a time

打开.rng文件

Mac OS

　

Windows

Audio-Ware Ringtone Converter　

Linux

来源：. rng文件