diagnostic program,诊断程序

diagonal beam,斜束

dial,标度盘

diameter,直径

diameter ratio,直径比

diamond array,菱形阵

diaphragm,膜片；隔膜；保护膜

diaphragm actrator,薄膜执行机构

diaphragm capsule,膜盒

deaphragm gas meter,膜式煤气表

deaphragm(pressure)gauge,膜片压力表

diaphragm pressure span,膜片压力量程

diaphragm-seal(pressure) gauge,隔膜压力表

diaphragm strain gauge,膜片式应变计

diaphragm valve,隔膜阀

dielectric ampliude imduction logging instrument,幅度介电感应测井仪

dielectric phase induction logger,相位介电感应测井仪

difference absorption spectrum,差式吸引光谱

difference galvanometer,差动检流计

difference input,差分输入

differential amplifier,差动放大器

differential chromatography,差示色谱法

differential coil,差动线圈

differential ditector,微分型检测器

differential dilatometry,差示热膨胀法

differential error of the slope,斜率的微分误差

differential galvanometer,差动检流计

differential gap,切换差

differential Manchester encoding,差分曼彻斯特编码

differential measurement,微差测量

differential measuring instrument,差动测量仪表

differential method of calibrating thermocouple,热电偶微差检定法

differential method of measurement,微差测量法

differential pistorn,差动活塞

differential preamplifier,差动前置放大器

differential pressure,差压

differential pressure devices,差压装置

differential pressure flow transducer[sensor],差压流量传感器

differential pressure flowmeter,差压流量计

differential(pressure)gauge,差压压力表

differential pressure level transducer[sensor],差压（式）物位传感器

differential pressure ratio,差压比

differential pressure transducer[sensor],差压传感器

differential read-out,差动读出

differential refraction detector,示差折光检测器

differential scanning calorimeter,差示扫描量热仪

differential scanning calorimetry(DSC),差示扫描量热法

differential thermal analysis(DTA),差（示）热分析

differential thermal analysis curve,差热曲线

differential thermal analysis in an isothermal environment, 等温环境下的差示热分析

differential thermal analysis meter,差示热分析仪；DTA仪

differential thermal analyzer,差热）分析）仪

differential thermal curve,差示热曲线；DTA曲线

differential thermocouple,差分热电偶；差示热电偶

differential thermometric titration,差热滴定（法）

differential transducer,差动换能器

differential transformer,差动变压器

differential transformer displacement transducer,差动变压器式位移传感器

(differential)transformer pressure transducer,（差动）变压器式压力传感器

diffraction grating,衍射光栅

diffraction lens,衍射透镜

diffraction resolution,衍射分辨力

diffuse field,扩散声场

diffuse-field response of microphone, 传声器扩散声场频率响应；传声器扩散场响应

diffuse-field sensitivity of microphone,传声器扩散场灵敏度

diffused dilicon semiconductor force meter,扩散硅式测力计

diffused silicon semiconductor force transducer,扩散硅式力传感器

diffrsed silicon semiconductor tensiometer,扩散硅式张力计

diffused type semiconductor strain gauge,扩散型半导体应变计

diffusion current,扩散电流

diffusion pump,扩散泵

digital ammeter,数字电流表

digital communication,数字通信

digital compensation,数字补偿

digital computer,数字计算机

digital control,数字控制

digital control system,数字控制系统

digital controller,数字控制器

digital data,数字数据

digital data acquisition system,数字数据采集系统

digital data processing system,数字数据处理系统

digital deep-level seimograph,数字深层地震仪

digital displacement measuring instrument,数字式位移测量仪

digital displacement transducer,数字式位移传感器

digital electric actuator,数字式电动执行机构

digital feedback system,数字反馈系统

digital filter,数字滤波器

digital fluxmeter,数字磁通表

digital frequency meter,数字频率表

digital information processing system,数字信息处理系统

digital input,数字输入

digital integrating fluxmeter,数字积分式磁通表

digital logging instrument,数字测井仪

digital magnetic tape record type strong-motion instrument, 数字磁带记录强震仪

digital magnetic telluro sounding instrument,数字大地电磁测深仪

digital measuring instrument,数字式测量仪器仪表

digital multimeter,数字万用表；数字复用表

digital ohmmeter,数字电阻表