网络与数据通信 协议体系与组成结构 释文 synchronous digital hierarchy, SDH 同步数字体系
- magnetic field strength sensor
- magnetic field survey
- magnetic field wind
- magnetic figure
- magnetic filament
- magnetic film system
- magnetic filter
- magnetic filter medium
- magnetic flare
- magnetic flotation column
- magnetic fluctuation
- magnetic fluid
- magnetic fluid hyperthermia
- magnetic fluid hyperthermia, MFH
- magnetic fluids
- magnetic fluid separation
- magnetic flux
- magnetic flux conservation
- magnetic flux density
- magnetic fluxleakage dector
- Magnetic Flux Leakage Method
- magnetic flux leakage test instrument
- magnetic flux line
- magnetic flux linkage
- magnetic flux loop