Business English Certificate什么意思

Business English Certificate商务英语证书 Backward Error Correction后向纠错 background equivalent concentration本底等效浓度，背景当量浓度 Business Economics经营经济学 Binary Erasure Channel二进制删除信道 British Electrontechnical Committee英国电气技术委员会 Business Education Council商业教育委员会 British Electrophoresis Society英国电泳学会 Business Education Compact商业教育紧密 Back-End Chip后端芯片 Border Epidemiology and Environmental Health Center (New Mexico)边境的流行病学和环境健康中心(新墨西哥州) Business Enterprise Centre企业的中心 Bonner Entwicklungswerkstatt fÜr Computermedien (German: Bonn Development Workshop for Computer MediaBonner Entwicklungswerkstatt fÜr Computermedien (German: Bonn Development Workshop for Computer Media Bell Exchange Company贝尔交换的公司 Best-Effort Connection尽力而为型连接