globally harmonized system of classification and l
globally harmonized system of classification and labeling of chemicals
globally harmonized system of classification and labelling of chemicals
building description system
multiple description coding
多描述编码
视频多描述编码
多描述编码(MDC)
多重描述编码
unbalanced multiple description coding
ABC automatic coding system
adaptive OFDM modulation and coding system
automatic coding system
medical services coding system
positive list system system
Reed Solomon coding and convolutional coding
7-year system switching to 8-year system
Accounting environment Accounting theoretical system Accounting standards system
bridge transformed from simple-supported system into continuous system