当前,拥有核武器、成为世界核俱乐部成员的有美、俄、中、法、英、以色列、印度和巴基斯坦8国。而就核力量的规模、能力诸因素考虑,核国家可分为四类:一是美俄核大国,二是中、英、法、以、印五个中等核国家,三是有核国家巴基斯坦,四是准核国家,即正在研制核武器的国家和地区,如南非(曾制造16枚原子弹后又拆除销毁)、阿根廷、巴西、朝鲜、伊拉克、中国台湾、伊朗。此外还有对核技术很感“兴趣”的“初始”核国家,如利比亚、埃及、阿尔及利亚。日本是一个特例,不论是核技术水平,还是综合科技实力、核 Currently, the United States, Russia, China, France, Britain, Israel, India and Pakistan, which possess nuclear weapons and become members of the world nuclear club, have eight countries. In terms of the scale and capacity of nuclear forces, the nuclear countries can be divided into four categories: First, the United States and Russia are big nuclear powers; second, they are China, Britain, France and Israel; and India has five middle nuclear countries. Third, Pakistan, which has nuclear powers, Fourth, nuclear-weapon countries such as South Africa (which has once again manufactured 16 nuclear bombs and destroyed them), Argentina, Brazil, North Korea, Iraq, Taiwan, and Iran are all countries that are developing nuclear weapons. There are also “initial” nuclear countries that are “interested” in nuclear technology, such as Libya, Egypt and Algeria. Japan is a special case, whether nuclear technology or comprehensive scientific and technological strength, nuclear