工学 振荡 释 crystal oscillator 晶体振荡器 用石英晶体和有源器件（如晶体管、运算放大器等）构成的正弦波发生器。
计算机硬件 计算机工程设计 释文 crystal oscillator 晶体振荡器
- ropes for handling
- rope skipping
- Rope Wave
- ropical tropopause
- ropivacaine
- ropopause break belt
- roproniids
- Roque de los Muchachos Observatory
- Roraima Mountain
- R order
- R-order
- r order central moment function
- r-order central moment function
- r order original moment function
- r-order original moment function
- roridous
- rorifone
- ro-ro ship
- Ro-ro transport
- RORSAT
- Rorschach Ink-blot Test
- Rorschach inkblot test
- Rosa
- rosacea
- Rosa Liksom