OSAFn.初始子区字段;始端子域字段
OSabbr.操作系统=(Operating System)
oscillating rolling mill振动式[摆式]轧机
oscilloscopic comparison示波比较法
osmotic response elementORE
oscillating multi-axis多轴摆动
osculatory interpolation切触插值
oscillatory displacement振荡性位移
osculating interpolation密切插值法
Osculating orbit element瞬时根数
osmo-regulation matter渗透调节物质
oscillating visual field摆动视野