In addition to other effects, a nuclear weapon detonated in or above the earth's atmosphere can create an electromagnetic pulse (EMP), a high-density electrical field.

除了其他影响，在地球大气层中或之上引爆的核武器会产生一种电磁脉冲(EMP)，这是一种高强度的电场。

youdao

A query executed against the EMP materialized query table shows that it is now fully populated with data.

通过查询emp物化查询表发现，它现在已经填入了数据。

youdao

Of course, if you already have a lot of indexes on the EMP table, you might want to examine the impact of creating yet another index on the table. Factors to consider include

当然，如果您已经有许多关于 EMP 表的索引，您也许应该检查再创建另一个关于表的索引所带来的影响。

youdao

These assets would also be the most essential to recovery efforts in a post-EMP environment.

CENTERFORSECURITYPOLICY: Old threat with a new face

It is believed that human beings and other forms of life would not be directly harmed by such a burst of EMP.

CENTERFORSECURITYPOLICY: The Blackout Next Time

Not everyone agrees about the effects of a high-altitude EMP for civil infrastructure.

CENTERFORSECURITYPOLICY: Center For Security Policy