National standards for natural resources (NSNR) plays an important role in promoting efficient use of China's resources, which sets many domains such as marine and land resources. Its revision is difficult since different may overlap or conflict. To facilitate the NSNR, this paper extracts structural knowledge from NSNR files to assist its revision. are multi-domain texts, where traditional ext...

American National Standards (ANSI Standards) developed by Accredited Standards Committees S1, S2, S3, S3/SC 1, and S12 in the areas of acoustics, mechanical vibration and shock, bioacoustics, animal bioacoustics, and noise, respectively, are published by the Acoustical Society of America (ASA). In addition to these standards, ASA publishes a catalog of Acoustical American National Standards. To...