艾滋病是当前最大的公共卫生危机,也是整个人类社会经济发展的最大阻碍之一,其广泛流行已对成千上万人造成了严重的生理和心理损害,成为当今世界15～59岁人群死亡的主要原因之一[1]。20世纪80年代以来,性病(sexually transm itted disease,STD)迅速蔓延流行,严重威胁人们的生命 AIDS is currently the largest public health crisis and one of the biggest impediments to the economic development of humankind as a whole. Its widespread epidemic has caused severe physical and psychological damage to thousands of people and has become the death of people aged 15 to 59 in the world today One of the main reasons [1]. Since the 1980s, the sexually transmitted transmissible disease (STD) has spread rapidly and is a serious threat to human life