discharge within controlling index of national standard

evolution of national standard

national standard of energy efficiency

national standard of gas content in one ton of coal

New national standard of cement

Revision of national standard

the setting up of national standard

standard standard of vo|

Academy of Meteorological Sciences of National Meteorological Bureau

accounts of national income

Act Governing Establishment of National Defense Industry Development Fund

adjustment of national debt policy

American National Standard

American National Standard Institute

American national standard labels

ammonia emission up to the national standard

ANSI， American National Standard Institute

area of national jurisdiction

Association of National Advertisers