Osom奥索姆
OSabbr.操作系统=(Operating System)
oscillating electric dipole振荡电偶极子
osculating orbital elements吻切轨道根数
oscillating traverse motion往复摆动运动
osmotic adjustment material渗透调节物质
os tarsale distale secundum第二楔骨
oscillating disk viscometer振动盘粘度计
oscillating roller follower摆动滚子从动件
oscillating batch chargeman振动加料机
osciloscope input amplifier示波器输入放大器
oscillator frequency fitter振荡器频率滤波器