| Subject | English | Chinese |
| law | A.F.D.C. Aid to Families with Dependent Children | 对有受抚养子女的家庭的援助 |
| el. | bipolar d. c. link | 双极直流联络线 |
| space | brushless D. C. torque motor | 无电刷直流力矩电机 |
| auto. | brushless d.c.motor | 无刷直流电动机 |
| chem. | cathode coupled D.C amplifier | 阴极耦合直流放大器 |
| math. | chopper-stabilized D-C amplifier | 自动稳零放大器 |
| met. | continuous D-C arc source | 连续直流电弧电源 |
| polygr. | d. c. | 双栏排版 (double column) |
| nautic., tech. | D. C. | 直流电 (direct-current) |
| space | 7D C-C weave | 七向碳-碳纤维编织 |
| space | 6D C-C weave | 六向碳-碳纤维编织 |
| space | 4D C-C weave | 四向碳-碳纤维编织 |
| space | 3-D C-C weave | 三向碳-碳纤维编织 |
| tech. | D. C. casting | 半连铸 |
| nautic., tech. | D. C. commutated motor | 直流换向电机 |
| nautic., tech. | D. C. component of the short-circuit current | 短路 E 流直流分量 |
| nautic., tech. | D. C. electrical telegraph gong | 直流电动传令钟 |
| CNC | D. C. generator | 直流电发电机 |
| oil | D. C. inserter stage | 直流分量插入级 |
| pediatr. | D. C. Ion penetration therapy | 直流电离子导人疗法 |
| refrig. | D. C. Josephson effect | 直流约瑟夫逊效应 |
| nautic., tech. | D. C. pressure equalizing device | 直流均压机 |
| compr. | D. C. series motor | 直流串励电动机 |
| compr. | D. C. shunt motor | 直流分励电动机 |
| gen. | D. C. tube electric set | 直流电子管收音机 |
| met. | Danarc d-c furnace | Danarc 直流电弧炉 |
| earth.sc. | D.C. | 级配系数 |
| earth.sc. | D.C. | 分布系数 |
| earth.sc. | D.C. | 分配系数 |
| auto. | D.C. and a.c.motor | 交直流两用电动机 |
| met. | d-c arc furnace | 直流电弧炉 |
| oil | d-c conductance | 直流电导 |
| oil | d-c coupling | 直流耦合 |
| earth.sc. | d.C. distribution coefficient | 分布系数 |
| earth.sc. | d.C. distribution coefficient | 级配系数 |
| earth.sc. | d.C. distribution coefficient | 分配系数 |
| met. | d-c electric arc furnace with EBT system | 偏心炉底出钢的直流电弧炉 |
| auto. | D.C. electric transmission | 直流电气传动 |
| oil | d-c erasing head | 直流消磁头 |
| dril. | d-c generator | 直流发电机 |
| dril. | d-c generator | 直流马达 |
| met. | d-c ladle furnace | 直流钢包炉 |
| oil | d-c magnetic biasing | 直流偏磁 |
| met. | D.C. magnetron sputtering deposition | 直流磁控溅射沉积 |
| oil | d-c direct current measurement | 直流测量 |
| oil | d-c motor | 直流电动机 |
| auto. | D-C Pacifica Advanced Design Center | 戴-克太平洋先进产品设计中心 |
| oil | d-c plate resistance | 直流屏级电阻 |
| f.trade. | D.C. power | 直流电源 (supply) |
| oil | d-c receiver | 直流接收机 |
| oil | d-c reinsertion | 直流分量恢复 |
| oil | d-c restorer | 直流分量还原器 |
| oil | d-c transformer | 直流变压器 |
| oil | d-c voltage | 直流电压 |
| shipb. | D.C.welding machine | 直流电焊机 |
| el. | direct d. c. convertor | 直接直流变流器 |
| el. | electrode d. c. resistance | 电极直流电阻 |
| el. | electronic power d. c. conversion | 电力电子直流变流 |
| lat. | Hourensia cernua D.C. | 黑柴 (美国西部半荒漠地区的一种有毒灌木) |
| met. | intermittent D-C noncapacitive arc | 直流无电容断续电弧 |
| org.name. | Liaison Office for North America, Washington, D.C. | 驻北美联络处, 华盛顿哥伦比亚特区 |
| nautic. | negative hull-return D.C. single-wire system | 利用船体作负极回路的直流单线系统 |
| space | permanent magnet D. C. torque motor | 永磁直流力矩电机 |
| anim.husb. | Pueraria D.C. | 葛属豆科植物之一属 |
| lat. | Pueraria D.C. | 葛属 (豆科) |
| met. | twin stand temper and D.C. R•mill | 双机架平整及二次冷轧机 |
| met. | twin-stand temper and D.C.R mill | 双机架平整和二次冷轧机 |
| met. | two-stand temper and d•c•r•double cold rolling mill | 双机架平整和二次冷轧机 |
| met. | two-stand temper and d•c•r•mill | 双机架平整和二次冷轧机 |
| auto. | vehicle D.C. kilowatt-hour meter | 车用直流电度表 |
| earth.sc. | Washington, D.C., Metropolitan Area | 哥伦比亚特区华盛顿市区美 |
| f.trade. | with tuner AGC 7.5V d.c. | 于调谐器自动增益控制端加上7.5伏特直流电压 |
| gen. | You were in Washington, D.C. for several weeks, weren't you? | 你在华盛顿住了几周是吗？ |