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...
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...
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...
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...
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...
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...
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...
distortionless pad 无失真衰减器distreptoniazide 双链烟肼distress-calling auto-sender 遇难信号自动发送器distributed air conditioner 分布式空调器distributed amplifier 分布式放大器dist...
Dobcross loom 链式多梭箱织机Dobrowolsky generator 三线式发电机dobutamine 多巴酚丁胺dobutrex vial 注射用独步催Docdo 帆船牌手表dock block 倒装辘轳dock leveler 装卸跳板docken silk 成绞生丝dockgl...
dissecting forceps 解剖镊dissecting hook chain 解剖链钩dissecting knife 解剖小刀dissecting microscope 解剖显微镜dissecting needle 解剖针dissecting probe 解剖探针dissecting s...