强制检定计量器具【英】

enforced compulsory inspection on measurement instruments

译文来源

http://www.stats.gov.cn/english/NewsEvents/200802/t20080228_25995.html

例句

1. 全国共有法定计量技术机构3720个，全年强制检定计量器具4218万台（件）。——《2007年国民经济和社会发展统计公报》

1. A total of 3,720 authorized measurement institutions enforced compulsory inspection on 42.18 million measurement instruments in the year.—Quoted from Statistical Communiqué of the People’s Republic of China on the 2007 National Economic and Social Development