[电]点火源

着火源

ignition sources───[电]点火源；着火源

ignition switch───点火电门，点火开关

ignition switches───点火电门，点火开关

ignition coil───[动力]点火线圈；感应线圈；高压包

ignition coils───点火线圈（ignitioncoil的名词复数）

ignition point───[物]燃点

ignition points───[物]燃点

ignition system───点火系；[动力]点火系统；点火装置

ignition systems───点火系；[动力]点火系统；点火装置

pulverized coal-air flow ignition limit is mainly influenced by such parameters as initial temperature, ignition source temperature, coal rank and the fineness of the pulverized coal.───煤粉气流的着火界限主要受初始温度、点火源温度、煤种和煤粉细度的影响；

This can cause a fire if an ignition source is present.───如果存在火源，这会导致起火。

February 2016, the US National Transportation Safety Board issued a warning about lithium batteries in aeroplane cargo, describing them as "a fire and explosion ignition source".───2月，美国国家运输安全委员会发布了一条关于飞机货物中锂离子电池的警告，将其描述为“引发火灾和爆炸的来源”。

The pulverized coal-air flow ignition limit is mainly influenced by such parameters as initial temperature, ignition source temperature, coal rank and the fineness of the pulverized coal.

No ignition source has been determined in the crash of the Boeing 747, which killed all 230 people aboard last July.