单词	步进环
释义	步进环stepping ring
随便看	radiofluorite radio flying radio fog signal radio forum radio-free radio free asia radio free europe 自由欧洲广播电台 radio freqnency generator radio freqnency resonator radio freqnency transformer radio frequency radio--frequency radio-frequency radiofrequency radio frequency acceleration radio frequency--acceleration radio frequency adapter radio frequency adapter {= rf adapter radio frequency adapter {= rf adapter-- rf adapter} radio frequency adapter {= rf adapter; rf adapter} radio-frequency-- air-ground radio-frequency alternator radio frequency amplification radio frequency amplifier radio-frequency amplifier