Process Fieldbus;PROFIBUS，过程现场总线；
PROFIBUS现场总线
process gas chromatograph,流程气相色谱仪
process I/O,过程输入/输出；过程I/O
process input/output channel,过程输入输出通道
process input/output device,过程输入输出装置
process mass spectrometer,流程质谱计
process measurement,过程测量
process model,过程模型
process-oriented sequential control,过程定序顺序控制
process-oriented simulation,面向过程的仿真
processibility test,工艺性能试验
processor,处理机；处理器；处理程序
prod magnetizing method,支杆法；圆棒电极磁化法
prods,支杆触头
product specification,产品规范
product standard,产品标准
production budget,生产预算
production function,生产函数
Profibus-DP (Decentralized Periphery),PROFIBUS-分散型外围设备总线
Profibus-FMS (Field Message Specification),PROFIBUS-现场报文规范总线
Profibus-PA (Process Automation),PROFIBUS-过程自动化总线
Profile,行规
profit control,利润控制
profit forecast,利润预测
program,程序
program architecture,程序体系结构
program-controlled testing machine,程序控制试验机
program correctness,程序正确性
program debugging tool,程序调试工具
program evaluation and review technique (PERT),计划评审技术
program execution time,程序执行时间
program file,程序文件
program file,程序文件
program library,程序库
program linking,程序连接
program mode,程序方式
program read-in,程序读入
program run,程序运行
program set station,程序设定操作器
program specification,程序规格说明
program validation,程序确认
programmable controller,可编程序控制器
programmable logic controller (PLC),可编程序逻辑控制器
programmable terminal,可编程终端
programme control digital logger,程控数字测井仪
programmed control,程序控制
programmed control system,程序控制系统；程控系统
programmed flow gas chromatography,程序变流气相色谱法
programmed pressure gas chromatography,程序变压气相色谱法
programmed temperature gas chromatography,程序升温气相色谱法
programmer,程序（设计）员
programmer's console,程序员操纵台
programming,程序设计
programming flowchart,程序设计流程图
programming support environment,程序设计支持环境
projector,投影镜
projector for transferring,投影转绘仪
propeller,（螺）旋浆
propeller anemograph,螺旋浆风向风速计
propeller type current-meter,旋桨式流速计
proportional action;P-action,比例作用；P-作用
proportional action coefficient,比例作用系数
proportional band(of a controller),(控制器的）比例带
proportional bandwidth filter,比例带宽滤波器
proportional control,比例控制
proportional controller; P controller,比例控制器；P控制器
proportional electric actuator,比例式电动执行机构
proportional gain,比例增益
proportional limit,比例极限
proportional plus derivative action;PD-action,比例微分作用；PD-作用
proportional plus derivative control,比例微分控制
proportional plus derivative controller;PD controller,比例微分控制器；PD控制器
proportional plus integral action;PI-action,比例积分作用；PI-作用
proportional plus integral control,比例积分控制
proportional plus integral controller;PI controller,比例积分控制器；PI控制器
proportional plus integral plus derivative action;PID-action,比例积分微分作用；PID-作用
proportional plus integral plus derivative control,比例积分微分控制
proportional plus integral plus derivative controller;PID controller,比例积分微分控制器；PID控制器
proportionality transmitter,比值变送器
prospecting potentiometer,探矿电位计
protected junction,保护端
protective current transformer,保护用电流互感器
protective device,保护装置
protective tube,保护管
protective voltage transformer,保护用电压互感器
protocol,协议
protocol engineering,协议工程
proton(precession) magnetometer,质子旋进磁力仪
prototype,原型
prototype process time,原型过程时间
prototype variable,原型变量
prover (ball or piston),（球式或活塞式）校准装置
proving [test] rotor,校验转子
pseudocolor density slicer,假彩色密度分割仪
psychrometer,干湿球湿度计；干湿表
psychrometric [hygromtric] tables,湿度查算表
psychrometric constant,湿度计算常数
psychrometric formula,湿度公式
pull-rod,拉杆
pulsating flow,脉动流
pulsating flow of mean constant flow-rate,恒定平均流量的脉动流
pulse code modulation (PCM),脉码调制；脉冲编码调制
pulse control,脉冲控制
pulse duration,脉冲持续时间
pulse duration modulation,脉冲宽度调制
pulse duration modulation magnetic tape record type strong-motion instrument,脉冲调宽式磁带记录强震仪
pulse echo technique,脉冲反射法
pulse flip angle,脉冲回转角
pulse Fourier transform NMR,脉冲傅立叶变换核磁共振（法）
pulse Fourier transform NMR spectroscope,脉冲傅里叶变换核磁共振波谱仪
pulse frequency modulation control system,脉冲调频控制系统
pulse frequency modulation magnetic tape record type strong-motion instrument,脉冲调频式磁带记录强震仪
pulse pileup rejection,脉冲堆积排除器
pulse polarograph,脉冲极谱仪
pulse position modulation,脉冲位置调制
pulse recurrence frequency,脉冲重复频率
pulse repetition frequency,脉冲重复频率
pulse transducer [sensor],脉搏传感器
pluse type airborne electromagnetic instrument,脉冲式航空电磁仪
pulse type NMR spectroscope,脉冲核磁共振波谱仪
pulse-width modulation,脉冲宽度调制
pulse width modulation control system; PWM control system,脉冲调宽控制系统
pulsed-light ceilometer,脉冲光束云高计
pulsed-light cloud-height indicator,脉冲光束云高计
pulsed optical feedback,脉冲光反馈
pump,泵
punched card,穿孔卡片
punched tape,穿孔带
Pusey and Jones indentation hardness number,赵氏硬度值
Pusey and Jones indentation instrument,赵氏硬度计
pyranograph,总日射计
pyranometer,总日射表
pyrgeometer,地球辐射表；大气辐射表
pyrheliometer,直接日射强度表；日射表
pyroelectric optical transducer [sensor],热释电式光传感器
pyroelectric temperature transducer [sensor],热释电式温度传感器
pyrolysis apparatus,裂解器
pyrolysis gas chromatography,裂解气相色谱法
pyrometer lamp,高温计灯泡
pyrradiometer,全辐射表
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