Terrorists or agents of hostile powers could mount attacks on companies and systems that control vital parts of an economy, including power stations, electrical grids, and communications networks.

恐怖分子或敌对势力的特工可以对企业和系统发动袭击，这些企业和系统控制着一个经济体的重要部分，包括发电站、电网和通信网络。

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A powerful solar eruption has disturbed radio communications and could disrupt electrical power grids, radio and satellite communication in the next days, NASA said.

美国国家航空和航天局称，一场强烈的太阳活动已干扰无线电通信，可能在接下来的几天里中断电网、无线及卫星通讯。

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Contains mainly to the aerodynamics, and radio communications, electrical engineering, and so the world's most advanced technology.

包含了以空气动力学为主，加上无线电通讯、电气工程等世界上最先进的技术。

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Briefly, members of the Communications Workers of America and the International Brotherhood of Electrical Workers voted to go on strike at Verizon Communications last week after the two sides were unable to agree over concessions regarding employee contributions to pension and healthcare costs.

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Solar blasts heading toward Earth can stoke up beautiful auroras in the nighttime sky, and wreak havoc on communications satellites and electrical power grids.

CNN: Sun flips magnetic field

The closing of borders would deny access to many items made abroad that are needed during a pandemic, including masks and gloves, electrical circuits for ventilators and communications gear and certain pharmaceuticals and their precursors.

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