宽级配粗粒料
broadly graded coarse material
宽级配砾质土
wide grading gravelly soil
widely graded gravelly soil
天然宽级配反滤
natural particle filter in a broad grain-size rang
动态频宽配置DBA
dynamic bandwidth allocation
激子能级宽度
Exciton energy evel width
频宽配置控制协议
Bandwidth allocation control protocol
频宽配置协议
Bandwidth allocation protocol