非设备层振动
vibration of floor without machine
层板式过滤设备
laminate filtering equipment
层流冷却设备
laminar cooling equipment
电离层记录设备
ionosphere recording equipment
多层共挤成型设备
multilayer coextruded techniques
防止外层空间军备竞赛特设委员会
Ad Hoc Committee on the Prevention of Arms Race in Outer Space
设备多层焊
multi-layers welding of equipments
设备基础二次浇灌层
2nd grouting layer of equipment foundation
同步数位阶层数位交换连接系统设备
Digital Cross Connect System Equipment(SDH-Based
Digital Cross Connect System Equipment (SDH-Based
SDH-based
digital cross connect system equipment
循环式层析设备
repetitive chromatographic apparatus