DC power supply cabinet: three-phase silicon-controlled rectifier (SCR), computer digital pulse triggers plate, flat-wave inductor, L, C filter, etc.
直流电源柜：三相可控硅整流桥（SCR）、计算机数字脉冲触发板、平波电感、L、C滤波器等组成。
High quality cubic boron nitride (c BN) films were synthesized in lab built magnetically enhanced active reaction evaporation system with pulsed DC bias.
采用自行研制的磁增强活性反应离子镀系统，在脉冲偏压条件下成功地合成了高品质立方氮化硼(cBN)薄膜。
NR-relay. Long life relay. 1 form C. Coil voltage 5 V DC. Magnetically sealed type. Single side stable.
NR继电器。长寿命继电器。1表C线圈电压5伏直流。磁密封型。单面稳定。
NR-relay. Long life relay. 1 form C. Coil voltage 12 V DC. Magnetically sealed type. Single side stable.
NR继电器。长寿命继电器。1表C线圈电压12V直流电源。磁密封型。单面稳定。
It proposes an application solution scheme of multi-power-source double DC trunk framework to accommodate the specific property of the power communication system as well as the c.
针对电力系统通信的特殊性和对通信设备的配置要求，提出了多电源双直流母排架构的应用解决方案。
Railway applications - Fixed installations - DC switchgear - Part 4: Outdoor d. c. disconnectors, switch-disconnectors and earthing switches.
铁路应用- - -固定安装- - - DC开关设备- - -第4部分：室外d .c分连接器，开关-分连接器和接地开关。
Railway applications - Fixed installations - DC switchgear - Part 3: Indoor d. c. disconnectors, switch-disconnectors and earthing switches.
铁路应用- - -固定安装- - - DC开关设备- - -第3部分：室内d .c分连接器，开关-分连接器和接地开关。
In Southeast D. C., Lisa Suben teaches fifth-grade math at KIPP DC: AIM Academy, one of 99 Knowledge is Power Program charter schools around the country.
在华盛顿东南，AIMAcademy是美国99所“知识就是力量计划”认证学校之一，Lisa Suben在这里教授五年级的数学。
In Southeast D. C., Lisa Suben teaches fifth-grade math at KIPP DC: AIM Academy, one of 99 Knowledge is Power Program charter schools around the country.
在华盛顿东南，AIMAcademy是美国99所“知识就是力量计划”认证学校之一，Lisa Suben在这里教授五年级的数学。
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