难检字字典在线查询

汉语拼音：zhí liú diàn

方向不随时间而改变的电流。

• In many applications a fluctuating DC current is undesirable.

  在许多应用场合,波动的直流电是讨厌的.

• Either direct or alternating current may be used for driving electric trains.

  直流电和交流电都可用来驱动电气火车.

• If the electric field added is unchangeable, what produces is the direct current.

  如果所加的电场不变, 产生的是直流电.

• A device used to convert current into alternating current.

  反用换流器用于变直流电为交流电的仪器.

• A. C . can be changed into D, C . or vice versa.

  交流电能变成直流电, 反过来直流电也能变成交流电.

• A current is a current flowing always in the same direction.

  直流电是一种总是沿同一标的目的流动的电流.

• The rectified current is then directed to the electronic motors.

  变成的直流电直接进入电动机.

• A rectifier is a device which changes AC to DC.

  整流器是一种将交流电转变为直流电的装置.

• The units are available for either alternating or direct current.

  这些装置既可以用交流电,或可以用直流电.

• Currents from electric batteries are called direct current.

  来自电池的电流称为直流电.

• What does DC mean? DC means direct current.

  直流)意味着什么? DC就是直流电.

• These furnaces may operate on AC or DC.

  电炉可以采用交流电或直流电.

• Coil voltage 24 V DC.

  线圈电压24伏直流电.

• Direct current cannot use transformers to change voltage.

  直流电就不能用变压器来改变电压.

• DC means direct current.

  DC就是直流电.