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众所周知,美国可谓当今世界的军事大国之一,他们拥有堪称世界最先进的各类武器装备。但是,殊不知,在众多的先进武器中,却有相当部分属于老产品改进型。海湾战争中,美军配备的M109式155mm系列自行榴弹炮,系美国1952年研制、1963年装备部队。为适应现代战争的要求,美国陆军从1966年开始,对此炮陆续进行了多次改进,到目前为止,共有
As we all know, the United States can be described as one of the major military powers in the world today. They possess the most advanced types of weapons and equipment in the world. However, as everyone knows, among the many advanced weapons, a considerable part of them belong to the old product improvement. In the Gulf War, the M109-type 155mm self-propelled howitzard equipped by the U.S. military was developed by the United States in 1952 and equipped with troops in 1963. In order to meet the requirements of the modern war, the United States Army began to make several improvements to the gun since 1966. So far, a total of