机械多级设计
machine multilevel design
多级多层
Multi-indenture multi-echelon
多级多尺度液柱塔
multilevel and multiscale spray tower
多级多联喷射器
multistage multiple element ejector
多级多平面(MPMS)
Multiple-Plane and Multiple-Stage(MPMS
多级多平面交换结构
multi-stage and multi-plane switching architecture
多级多通道
multi gap*multi channel discharge
多级多通道气体开关
Multi-gap multi-channel gas switch
多级多维DCT
multilevel and multidimensional DCT
多级级联
multiple optic switch link