Time from valid output on signal to relay energization by module.
信号时输出的有效中继模块通电了。
The energization of the aircraft electrical circuits starts a full test of the ventilation system. The test continues for 2 minutes approximately.
给飞机电路通电，将起动通风系统全测试。该测试将持续大约2分钟。
Assemble language was used to write second boot loader, and 16-bit parallel asynchronous memory Loading mode was adopted to achieve automatic run after energization.
应用汇编语言编写了二次引导程序，采用16位并行异步存储器加载方式，实现计量单元上电自动运行。
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