Lecture Tenivedetectivedetector n.发现者 探测器detection n.察觉 发觉detectible adj.可发觉的 可看穿的detectable adj.可发觉的 可看穿的detect vt.察觉 发觉v. 发现The dentist could detect no sign of decay in her teeth.牙医在她的牙齿上找不到蛀蚀的迹象cap
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Introduction
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Lecture 13: Approxim
Period tenWords and expressions1 get away from Get along with Get across Get through Get down to Get around about Get over2 bring up Bring down Bring in Br
Passage Ten (The Importance of Independent Thinking)No one can be a great thinker who does not realize that as a thinker it is her first duty to follow her intellect to whatever conclusions it may l
On Turning Ten?The whole idea of it makes me feel?like Iming down with something?something worse than any stomach ache?or the headaches I get from reading in bad light--?a kind of measles of the s
PEN综述PEN 简介聚萘二甲酸乙二酯(PEN)的机械性能热性能都优于PETPEN因其独特的力学性能光学性能电学性能以及形成液晶的能力目前在包装和电子工业中已有一些应用它的潜在用途涵盖了所有PET 能够应用的领域并且能够提供更好的性能例如以高速熔融纺丝所得未拉伸的PEN 纤维的模量即可达 GPa热收缩仅为而热拉伸后模量可高达 GPa热收缩降至这对工业用纤维无疑有诱人的前景因而世界著名的聚酯厂家诸如
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