人死后,除了血液循环,组织液也同样向尸体低下部位坠积,沉降于血管周围的组织中,透过血管壁而进入血管内,与血液相混合而促进死后溶血,然后被组织液稀释,并被血红蛋白染红的血浆向血管外渗出,这就是尸斑扩散期。尸斑发展到扩散期一般需要12小时,进展快的也需要8~10小时,扩散期是坠积期的延续。在这个时期,用手指按压尸斑稍有退色,变更尸体的位置后,原有尸斑不易消失,新的尸斑也不易形成。切开扩散期尸斑处的皮肤,则在切开的血管断处惭渐流出血滴,从组织中有少量谈红色液体溢出。
崩溃扩散期是初始崩溃在整个系统中扩散的阶段。
In the collapse Spreading Stage, disaster caused by initial collapsed subsystems spreads in the whole systems.
但亚洲HIV感染人数正飞速上升,本世纪未下世纪初期,亚洲处于艾滋病扩散期。
But the number of people infected with HIV in Asia is the rapid rise in this century, not the next century, the early period of the spread of AIDS in Asia.
上世纪后半叶,由于防治措施脱离现实,艾滋病在中国由传入期演变为扩散期,在高危人群中迅速蔓延。
In the second half, due to the prevention and control measures from the reality of AIDS in China from imported into a period of proliferation, the rapid spread of high-risk groups.
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