冷兵器时代,两军对阵,将帅一声令下,刀光剑影,兵士们面对着面地厮杀;火药时代,枪击炮轰手榴弹炸,使敌人还不等走近,便一个个一排排地应声倒下;热核时代,远隔千里万里,一枚核弹飞去,一个城市、几十万甚至上百万人顿时化为灰烬。但现在联合国规定,战争中不准使用细菌武器、化学武器和核武器,因此,一些国家便开始研究运用科学手段制造各种各样 Cold weapon era, the two armies against the Marshal gave the order, swords, the soldiers face to face fight; gunpowder era, the gunfire grenade bombing, so that the enemy did not wait for the approached, one by one to pitch down The thermonuclear era, thousands of miles away, a nuclear bomb flew to a city, hundreds of thousands or even millions of people into ashes. However, the United Nations now stipulates that the use of bacteriological, chemical and nuclear weapons in the war will not be allowed. Therefore, some countries have started to study the use of scientific means to manufacture various