电子类专业英语词汇 O

object language,目标语言
object plane,物面
object program,目标程序
object wave,物体声束
objective evidence,客观证据
objective lens of the scanning electron microscope,扫描电子显微镜物镜
objective lens of the transmission electron microscope,透射电子显微镜物镜
oblique visibility,斜能见度
observability,可观测性；能观测性
observation and recording device,观察和记录装置
ocean bottom seismograph,海底地震仪
ocean date station,浮标站
oceanographic geological instrument,海洋地质仪器
oceanographic instrumentation,海洋仪器
oceanographic measuring system,海洋测量系统
oceanographic observation,海洋观测
oceanographic survey,海洋调查
octave,倍频程
octave(bandwidth)filter,倍频程（宽带）滤波器
octave filter set,倍频程滤波器组
odd-even check,奇偶校验
off-axis response,离轴响应
off-line,离线
off-line processing,离线处理；脱机处理
off-line system simulation,离线系统仿真
office automation (OA),办公自动化
office automation system (OAS),办公自动化系统
office information system (OIS),办公信息系统
officially recognized standard,官方认可标准
offset,静差
offset coefficient,静差系数
oil-filled enclosure (Ex o),充油外壳（Ex o）
oil-water meter,原油水分仪
omegatron mass spectrometer,回旋质谱计
omnidirectional microphone,全向传声器
on-cold column injector,冷柱头进样器
one-dimensional location,线定位；一维空间定位
on-line,在线
on-line assistence,在线帮助
on-line measurement and frequency spectrum analysis,在线测量频谱分析
on-line process gas chromatograph,在线过程气相色谱仪
on-line processing,在线处理；联机处理
on-line real-time processing,在线实时处理
on-line real-time system,联机实时系统
on-line system simulation,在线系统仿真
on-off action,通断作用
on-off controller,通断控制器
one-man atmospheric submersible,常人常压潜水器
one-third octave filter,1/3倍频程滤波器
one-turm time of output shaft,输出轴每转时间
one-way communication,单向通信
open-circuit intermediate voltage,开路中间电压
open front case with pressure relief,带泄压装置的前开式外壳
open front case without pressure relief,无泄压装置的前开式外壳
(open hole) caliper,井径仪
open-jet wind tunnel,开口式风洞
open loop,开环
open loop control,开环控制
open loop control system,开环控制系统
open loop electronic balance,开环式电子天平
open-loop frequency response,开环频率响应
open-loop gain,开环增益
open-loop gain characteristic,开环增益特性
open loop pole,开环极点
open loop process control,开环过程控制
open loop remote control system,开环遥测控制系统
open loop stabilization,开环稳定
open loop transfer function,开环传递函数
open loop voltage gain,开环电压增益
open loop zero,开环零点
open source,裸式离子源
open system,开放系统；开环系统
open system interconnection (OSI),开放系统互连
open tubular column,空心柱
opening valve time,开阀时间
operating conditions,工作条件
operating error,工作误差
operating infulence,工作条件影响
operating limits,极限工作条件
operating period,工作周期
operating pressure differential,工作压差
operating system (OS),操作系统
operating temperature range,工作温度范围
operating time,工作时间
operational amplifier,运算放大器
operational reliability,运行可靠性
operational research model,运筹学模型
operational unit,运算器
operations research,运筹学
operative limits,极限工作条件
operator,操作员
operator command,操作员命令
operator's console,操作员操纵台
operator's station,操作员站