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Blast those mines

发布时间:2019-03-06 02:04:14来源:未知点击:

A 500-watt laser called Zeus destroyed 98 per cent of anti-tank and anti-personnel mines and unexploded mortar shells in only a few minutes, US Army engineers found in recent field tests. The beam ignites the explosives by heating the metal casings or burning through their plastic cases. The laser head, about the size of a car engine,