Low voltagesurge protective devices - part 21: surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.
低压电涌保护装置。第21部分：与电信和信令网络连接的电涌保护装置。性能要求和试验方法。
2
The distributor's second job is to distribute each high-voltagesurge to the correct spark plug at the correct time by means of the distributor rotor and cap and secondary wiring.
分电器的第二个作用是通过分火头，旁电极和辅助线路，将高压电流准时分配给相应的火花塞。
3
This spark is provided by a high-voltage electrical surge jumping across the gap of the spark plug that is ideally positioned in the combustion chamber.