提出了一个涤纶高速预取向丝凝固过程的模型。
A model of the solidification process during the high speed PET-POY spinning is proposed.
问题出在球洞左侧有一条高速公路，在那一两秒钟，时间仿佛都凝固了，我感到前所未有的恐惧。
The problem was a highway way located on the left side of the hole. In that brief second or two time seemed too slow down and I felt terror like never before.
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