船电工程师实用英语口语 Electric Equ ipment Maintenance and Repair 电气设备的维护和保养 1、 The poles should be in different colour. 电极应该用不同的颜色 2、 Do not check circuit with current on. 不要带电检查电路。 3、 Non-power has not been detected.测不到无功功率。 4、 Danger of high voltage.keep clear.高压危险。请远离。 5、 This equipment hasn’t got the fault diagnosis system.该设备没有故障诊断系统。 6、 The connecting points of the relay are not well touched.继电器的触点接触不良。 7、 The carbon brush needs to be regularly checked.碳刷应该定期检查。 8、 The chip is not stable.电路板不稳定。 9、 This integrated circuit should be replaced.该集成电路应该换了。 10、 The motherboard for holding insertions is not reliable.该电路插板不稳定。 11、 The parameters show the printed circuit board needs to be changed.参数显示印刷电路板应该换了。 12、 The indicating light unlit.指示灯不亮了。 13、 The winding of rotor of the motor should be remade.该电机的转子线圈应该重新缠绕 14、 Thst it after reassembly.装复后测试一下。 15、 The motor is driven by D C.该电机是直流的。 16、 The motor is driven by A C.该电机是交流的。 17、 The voltage is 220V,50Hz.电压是 200V,50Hz. 18、 The power supply is trihpase,380V.该供电是三相电,380V。 19、 This frequency varies between 50 and 60 Hz.该频率在 50 到 60Hz 间变化。 20、 Please denagnetize.请消磁。 21、 The alarm system is not sounded.报警系统不报警。 22、 The port navigational light unlit.左舷航行灯不亮了。 23、 Please recommend the general conditions of the electrical equipment.请提供电气设备的运状况。 24、 All types of automatic control equipment are widely used on board my ship.许多自动控制设备被广泛应用于我们的船上。 25、 The driving motor is of watertight,triple phases,pole-changing,squirrel-cage type.驱动马达是水密的、三相...