Quartz vein zone is audio visual indicator and estimated marking in macroscopic scale.
As modern science and technology are developing, various audio visual AIDS created with advanced functions are widely used in teaching foreign languages.
To be responsible for the quality supervision and administration of publication printing, audio visual products and electronic publications replication.
The library collection continued to grow and now comprises a total of 3.5million books and 247 600 audio visual items, including audio-cassettes, gramophone records, audio compact discs, video compact discs,video-cassettes, CD-ROMs, Compact Disc-Interactive (CD-I) and computer programmes.
Corrigendum 6 - Information technology - - Coding of audio visual objects — Part 4: Conformance testing.
6 - Information technology - - Coding of audio visual objects — Part 4: Conformance testing.