dual system
对偶系统
对偶求解体系
双重抗侧力体系
双系统
双重结构
二元体制
双机系统
两用系统
双套系统
双模系统
二重制
两用钻机
双层耶诞树
双轨制
双元制
二元制
对偶
dual system vocational education
Hamiltonian dual system
positive list system system
dual peak dual wavelength method
dual qualitative and dual quantitative similarity method
Dual-column-dual-detector
gas chromatography coupled with dual columns and dual electron capture detectors
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
cardiovascular system and cerebrovascular system
C-band unified TTC system and C-band mono-pulse measuring radar system
CF system core flooding system
changing oil system into coal system
emulating system for jacking system
free air temperature increased system FATI system
global system for mobile communication system
human resources system administration system