discrete semiconductor device 分立的半导体器件discrete transistor 分立式晶体管discrimination selector 鉴别选择器discriminator transformer 鉴频变压器discriminator tube 鉴频管disc...
disodium phenyl phosphate 磷酸苯二钠disodium phosphate 磷酸二钠disodium salt 二钠盐disophenol 双碘硝酚disopyramide 达舒平disorganized fibre 排列紊乱的纤维disparlure 环氧十九烷Dispar...
displacement gauge 变位仪displacement generator 位移发生器displacement meter 位移流量计displacement oil pump 活塞式油泵displacement pump 活塞泵displacement sensor 位移传感器dis...
dipyrithione 双硫氧吡啶dipyrocetyl 地匹乙酯diquat dibromide 敌草快diquat 敌草快Diram 福美铵direct act engine 直接式发动机direct acting pump 直接联动泵direct acting regulator 直接作用式...
direct reading indicator 直读式指示器direct reading meter 直读式仪表direct reading ohmmeter 直读式电阻表direct reading phase analyzer 直读式相位分析仪direct reading pulse recu...
direction-finder set 测向机direction-finding antenna 测向天线direction-finding apparatus 测向仪direction-finding compass 测向罗盘direction-finding device 测向装置direct...
disc scanner 析像盘disc shape gear milling cutter 盘形齿轮铣刀disc shape gear shaping tool 盘形插齿刀disc shape straight teeth gear shaping cutter 盘形直齿插齿刀disc shred...
dimethyl-p-phenylenediamine acetaldoxime 二甲基二胺乙酰醛肟dimethyl-p-phenylenediamine dihydrochlorede 二甲基对苯二铵盐酸盐dimethyl-p-phenylenediamine sulfate 二甲基对苯二胺硫酸盐...
diode counter 二极管计数器diode coupler 二极管耦合器diode curve tracer 二极管特性曲线描绘器diode damper 二极管阻尼器diode demodulator 二极管解调器diode detector 二极管检波器diode function ge...
diphenyl ketone 二苯甲酮diphenyl methane 二苯基甲烷diphenyl methanol 二苯基甲醇diphenyl mixture 联苯混合物diphenyl octyl phosphate 磷酸二苯一辛酯diphenyl oxide glass cloth plat...