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１．北约对南联盟进行轰炸中，大量使用了贫铀炸弹．贫铀是从金属中提炼铀２３５以后的副产品，其主要成分为铀２３８，比重为钢的２．５倍，贫铀炸弹的最大穿甲厚度可达９００ｍｍ，杀伤力极大，残留物可长期起作用．（１）北约轰炸南联盟的目的是［ ］Ａ．人道主义
1. In the bombing of Yugoslavia by NATO, depleted uranium bombs were used extensively. The depleted uranium is a by-product after the uranium 235 is extracted from metal. Its main component is uranium 238 and its specific gravity is 2.5 times that of steel. The maximum armor-piercing thickness of a depleted uranium bomb can reach 900mm, which is extremely lethal, and the residue can work for a long time. . (1) The purpose of the NATO bombing of the Yugoslavia was [] A. Humanism