急性缺氧组肺组织有液体渗出及微血管内血球淤积现象；
There was leakage of fluid in lung tissue of acute hypoxia group.
经验证明，胶原“人工皮”对创面的粘附力好，能预防感染，减少液体渗出，有促进创面愈合的作用。
The clinical experimental results showed that this artificial skin can adhere to the would, prevent infection of wound, decrease lose of fluids and promote epidermal growth.
图1箭头所指区域为植入材料，界线清楚，接触良好，无包膜，无液体渗出，硬度增加，接近皮质骨硬度。
Figure 1 Graft materials (arrows) presented clear line and good contact. There was no envelop or fluid exudation. The strength was close to that of cortical bone.
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