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- A control method and its feature of automatic circuit close device for 330 kV backup power at Xining transformer substation are introduced,and its control part has been designed by using high reliable programmable logic controller (PLC). 介绍了西宁西郊变电站备用电源自动投入装置的控制方案和特点,并采用可靠性高的可编程逻辑控制器(简称PLC)对变电所330kV备用电源自动投入装置的控制进行了设计。
- The switches close the contacts and complete the circuit. 这些开关可使接触器接通电流形成回路。
- Application of PLC in automatic circuit close for backup power PLC在备用电源自动投入中的应用
- There are two breakers in this circuit. 这个电路里面使用了两个断路器。
- A replaceable printed circuit board. 一种可替换的印制电路板。
- Motor Thermal Sensors connected and circuit closed 电机过热感应器是否连接,电路是否关闭
- The circuit of the city walls is three miles. 环绕本市城墙的周长是三英里。
- Close the circuit and you will see a blue spark. 接通电路你就会看到一个蓝色的电火花。
- There must be a break in the circuit. 电路中一定有断路。
- A short circuit will blow the fuse. 短路会烧断保险丝的。
- A short circuit put the machine out of action. 短路使机器停转。
- Close the circuit and you'll see a blue spark. 接通电路你就会看到一个蓝色的电火花。
- The switch completes the circuit when you close it. 当你合闸时，电闸把电路接通了。
- Close the circuit and you＇ll see a blue spark. 接通电路你就会看到一个蓝色的电火花.
- Don't connect up the two wires, or there will be a short circuit. 不要把这两条电线接在一起，否则会短路的。
- The rocket did one circuit of the earth and returned to base. 火箭绕地球运行一周后返回基地。
- The earth takes a year to make a circuit of (ie go round) the sun. 地球绕太阳一周需要一年时间。
- Pertaining to a line or circuit interconnecting several stations. 用于修饰或说明把若干个站互连起来的通信线路或电路。
- It takes a year for the earth to make a circuit of the sun. 地球绕太阳一周要一年时间。
- A circuit that needs to use an echo trap if the circuit is used alone. 一种电路，如果单独使用它，则需要使用回波抑制设备。
