phase modulation 调相†，相位调制
网络与数据通信 有线网络 释文 phase modulation, PM 相位调制
- explosive-handling vehicle
- explosive hardening
- explosive homicide cases
- explosive instability
- explosive lens apparatus
- explosive material
- explosive nucleosynthesis
- explosive oil production technique
- explosive phase
- explosive polymerization
- explosive residual stresses relieving
- explosive residue
- explosives
- explosives and propellants
- explosives charger
- explosive sensitivity
- explosive shower
- explosive source
- explosive synthesis
- explosive train
- explosive transfer assembly
- explosive variable
- explosive welding
- explosive working
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