全称为National Gemological Training Centre,但更常被理解为是National Center for Quality Supervision and Inspection of Gemstones and Jadeites的缩写,同样指国家珠宝玉石质量监督检验中心。不过与NCTC的表述不同,NGTC更侧重于强调其“国家珠宝玉石质量监督”的职能。 NGTC也是国内最具权威的鉴定证书出具机构之一,它承担...
NCTC- North East Counterdrug Training Center Centro de Treinamento de Contra-tapete Nordeste Governamental/Militares NCTC- National Collection of Type Cultures Colecção nacional de culturas de tipo Acadêmico e Ciências/Biologia NCTC- North Central texas Connection ...
nctc abbr. 全国电缆电视中心(National Cable Television Center); 海军通信训练中心(Naval Communications Training Center); 海军计算机电信司令部(Naval Computer and Telecommunications Command)