Effect of Annealing Condition on DC Conduction in Polyethylene Films.
退火条件对聚乙烯薄膜直流电导的影响

With high performance, complete functions, low price. Used at AC or DC.
具有功能齐全的交，直流多用低价格，高性能焊接机。

Selection of DC control protection component in DC power supply system.
直流电源系统中直流控制保护电器的选择

Aviation Brushless DC Linear Actuation System with Automatic Orientation
具有自动定位的航空无刷直流直线作动系统

Faultmonitoring Function of MAXI DC Alldigital DC Speedregulating System
全数字直流调速系统的故障监控功能

DC current or voltage source. Magnitude of AC component can be specified.
直流电流源或电压源。可指定交流分量的大小。

Make sure that the dc ammeter indication decreases approximately5 amperes.
确保直流电流表指示降低大约5安培。

The Selection of DC Digital Voltmeter for Verification of DC Potentiometer
如何选用数字电压表检定直流电位差计

Make sure that the dc ammeter indication increases approximately 5 amperes.
确保直流电流表指示升高大约5安培。

THE METALLURGICAL REACTION CHARACTERISTIC DURING DC ARC STEELMAKING PROCESS
直流电弧炉炼钢过程的冶金反应特点

Certain technical issues on main line ac dc ac electric locomotives in China
我国交直交干线电力机车中的若干技术问题

DC voltage is determined by AC voltage, inductance on the AC side, and load.
直流侧直流电压是由交流电压, 电感及负载决定的

DC MARINE makes the name of Dragon absorb it's spirit into our working ideas.
我司以龙为名, 并将龙之精神融入在公司的服务理念之中。

Allelopathic potentials of volatiles from Artemisia lavandulaefolia DC.Prodr.
艾的挥发性物质化感作用研究。

Let PV stand alone power plant with only dc output light ac energy saving lamps
让只有直流输出端的独立光伏电源点亮交流节能灯

Effect of Welding Parameter of Aluminium Alloy DC Spot Weld on Weld Performance
铝合金直流点焊焊接参数对焊点性胡的影响

It can DC voltage, DC current, resistance and frequency of direct measurements.
它可对直流电压、直流电流、电阻及频率进行直接测量。

Actively Clamped Two Amplitudes Resonant DC Link Inverter with Dual Loop Control
双环控制双幅有源钳位谐振直流环节逆变器

The paper analyses the commutation processes in polyphase brushless DC generators.
本文分析了多相无刷直流发电机得换向过程。

Natural Pollution Test of Composite and Porcelain Insulators Under AC and DC Stress
交、直流电压下复合绝缘子和瓷绝缘子的自然积污试验

The Analysis of 18 Impurity Elements in Pure Gold with DC ARC Emission Spectrometry
发射光谱法测定纯金中18个杂质元素

DC motor and tension controller are adopted in the tension control of winding shaft.
卷取轴采用直流马达加张力控制器控制张力。

The parafeed parallel feed uses a large choke to provide the DC voltage to the anode.
旁馈耦合使用一个大型得扼流圈来为屏级供给直流电压。

The DC electromotive force output by AC generator can have quite big pulsating voltage.
交流发电机输出的直流电动势会有较大的脉动电压。

An actively clamped low ripple resonant DC link inverter with medium power is introduced.
摘要介绍了一种中等容量有源钳位谐振直流环节逆变器。