daily service fuel tank level switch 日用油缸液位掣

damage 损毁

damper 挡板

damper linkage 风闸联动装置

damper motor 风闸马达

damping mat 阻尼垫

dangerous earth potential 危险性对地电势

dashpot 减震器

data transmission 数据传输

dc/ac converter 直流电/交流电转换器

dead 不带电

dead weight 自重

decanter 沉淀分取器

declaration of conformity 符合标准声明

decommissioning 解除运作；停止运作

decompression chamber 减压室

decorative lighting 装饰照明；灯饰

deep bore well pump 深钻井泵

defect liability period 故障修理责任期；保用期

defectograph 钢缆探伤仪；故障检查仪

defence in depth 纵深防御

definite sequence 固定次序

deflection 偏转；挠度

deflector sheave 折向轮；导向轮

defrost timer 防霜时间掣

defrost unit 溶雪组合

dehumidifier 抽湿机

deleterious substance 有害物质

delivery and return air temperature 送风及回风温度

delivery connection 出油接头

delivery pressure 输出压力

demand side management 用电需求管理

demand side management agreement 用电需求管理协议

demand side management programme 用电需求管理计划

dent 凹痕

dental instrument 牙科仪器

dental scaler 洗牙具

departmental administration division [electrical and mechanical services department] 行政部〔机电工程署〕

departmental safety unit [electrical and mechanical services department] 部门安全组〔机电工程署〕

deposition 沉积物

depth measuring facility 深度测量装置

derating factor 额定值降低因子

derust 除锈

descale 清除氧化皮

design current 设计电流

design parameter 设计参数

designated employee 指定雇员

detachable grip 可拆除的夹扣

details of branch offices of registered electrical contractors 注册电业承办商分行详情申报

deterioration 变质；变坏

deutsche industrie normen [din] 德国工业标准

device 器件；装置

dewatering 脱水；排水

diaphragm 膜片；隔板

dielectric strength test 电介质强度测试

diesel fuel tank 柴油燃料缸

diesel oil 柴油

differential gasket 差速器衬垫

differential lock 差速器锁

differential oil 差速器机油

diffuser 透光罩；扩散器

dilute 稀释

dim sum trolley 点心手推车

dim transformer 光暗变压器

diminution of value 减值

dimmer 调光器；光暗掣；光暗器

dip tube 液位探测管

diploma in electrical engineering 电机工程学文凭

dipstick 量油尺

direct current [dc] 直流电

direct current control 直流控制

direct current electric drive 直流电电力驱动

direct current reactor 直流电抗器

direct drive 直接驱动

direct purging 直接驱气

direct-acting lift 直接驱动升降机

direct-fired vaporizer 明火直热式汽化器

direction arrow 方向箭头

direction arrow plate 方向指示板

direction indicator 方向指示器

director of electrical and mechanical services 机电工程署署长

directory of accredited laboratories 认可实验所名册

directory of quality system registration bodies 品质系统注册团体指南

disassemble 拆散

discharge 放电；卸载

discharge lamp 放电灯；放电管

discharge lighting 放电照明设施

discharge of electricity 释电；放电

discharge valve 排水阀

disciplinary board 纪律审裁委员会

disciplinary board panel 纪律审裁委员团

disciplinary tribunal 纪律审裁小组

disciplinary tribunal panel 纪律审裁委员团；纪律审裁委员会

discolouring 变色

disconnection 截断；截离