...源期刊网 关键词】淤泥质土;大放坡;深基坑;土钉支护;大倾角锚杆 [gap=903]Key words】Silt quality soil; Great ascent; Deep foundation ditch; Soil nail protect; Big angle anchor pole ..
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Objective To observe effects of great depth air breathing fast buoyancy ascent on the life signs.
目的观察大深度快速上浮脱险对潜艇艇员生命指征的影响。
Objective to investigate the effects of great depth air breathing fast buoyancy ascent on the human body, to develop and verify the submarine escape profile and medical support measures.
目的研究大深度快速上浮脱险时对机体的影响,制订、验证脱险方案和保障措施。
The first time I ascent the great wall I was amazed at its grandiosity. It is better to see once than to hear a hundred times.
当我第一次登上长城的时候,就被它的雄伟气势震惊了,真是百闻不如一见啊。
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