pressure-operated plankton net,压力开关浮游生物网
pressure plate anemometer,压板风速表
pressure range,压力范围
pressure ratio,压力比
pressure recovery,压力恢复
pressure regulator,减压器
pressure regulator spring,减压器弹簧
pressure regulator valve,减压器滑阀
pressure regulator valve pin,减压器阀针
pressure regulator valve spring,减压器阀弹簧
pressure relief plug,泄压塞[板]
pressure repeater,压力重复器
pressure seal,压力隔离装置
pressure sensitivity of microphone,传声器声压灵敏度
pressure spectrum level,声压谱级
pressure (step-type)controller,压力（位式）控制器
pressure switch,压力开关
pressure tappings [taps],取压口
pressure test chamber,气压试验箱
pressure tide gauge,压力式验潮仪
pressure tight case,气密外壳
pressure transducer [sensor],压力传感器
pressure transmitter,压力变送器
pressure tube anemometer,压管风速表
pressure type wave gauge,压力式测波仪
pressure vessel,压力容器
pressurized enclosure (Ex p),正压外壳（Ex p）
prevacuum,前级真空，粗真空
prevailing wind,盛行风
preventive maintenance,预防性维修；预防性维护
primary coil,一次线圈
primary current (of a current transformer),（电流互感器的）一次电流
primary device,一次装置
primary feedback,主反馈
primary force standard machine,力基准机
primary standard,基准（器）
primary voltage,一次电压
primary winding,一次绕组
principal component analysis (PCA),主成分分析法
principal period of calorimetric test,量热实验的主期
principal plane,主平面
principal point,主点
principal stress,主应力
principle of measurement,测量原理
printer,打印机；印刷机
printing current meter,印刷海流计
printing recorder,打印式记录仪
priority,优先权；优先级
prism mass spectrometer,棱镜质谱计
prism monochromator,棱镜单色仪
probe,探头
probe coil,探头线圈
probe coil clearance,探头线圈间隙
probe index,探头入射点
probe ion,探针离子
probe method,探针法
probe microphone,探管传声管
probe rotational scan,摆动扫查
probe to flaw distance,探头-缺陷距离
problem oriented language,面向问题的语言
procedure-oriented language,面向过程的语言
process automation,过程自动化
process control,过程控制
process control computer,过程控制计算机
process control level,过程控制级
process control software,过程控制软件
process control system,过程控制系统
process engineer's console,过程工程师操纵台
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
