大坝系统地震易损性
dam system seismic fragility
磁层-电离层系统(MI系统)
Magmetosphere-Ionosphere(MI) system
无限维离散系统系统
Infinite dimensional discrete time systems
电梯系统优化
optimization for elevator group control system
三峡－葛洲坝梯级电站
three gorges-gazhouba cascade hydroelectric projec
中环至半山自动扶梯系统
Central to Mid-Levels Escalator System
M_L震级系统过渡
M L magnitude system transition