每个人来到世上，其实都是在完成生命的一本书，这本书在它不同阶段的历程中，由不断加长的辐射线渐渐变成螺旋形。
Each one comes here to finish but one book of life, which, during the progress of its various parts, grows spiral-wise on an ever-increasing radius.
这个阶段的脑电图以高幅低频的三角形delta波为主，所以被称为Delta睡眠。
It is called delta sleep because of the presence of high amplitude, low frequency delta waves that are seen to occur in the EEG.
研究表明在膜结构的找形阶段应适当地加大结构的初始预张力，以减小由于支座变形所造成的预应力损失。
It is found that the prestress should be increased to reduce the loss of prestress with the deformation of the support.
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