光学、声学 光学 phase modulation 调相 ＞无线电物理学＞超高频无线电物理＞释义 phase modulation 调相 phase modulation 调相†，相位调制
phase modulation 调相
计算机硬件 存储设备 释文 phase modulation, PM 调相制
- geographic spatial big data recommendation
- geographic spatial big data uncertainty mining
- geographic speciation
- geographic subspecies
- geographic system evolutionary dynamics
- geographic system prototype
- geographic tongue
- geographic variation
- geographies of art
- geographies of care
- geographies of consumption
- geographies of diseases
- geographies of gender
- geographies of health
- geographies of health care
- geographies of memory
- geographies of nutrition
- geographies of telemedicine
- geographies of traditional medicine
- Geographos
- Geography
- geography
- geography base map data acquisition
- geography conception of ethnicity
- geography cone