Hard elastic polypropylene is formed by crystallized under strain and annealing.硬弹性聚丙烯是在应变结晶和热结晶两个复合过程中形成的.The suitable recovery strain annealing temperature was 500 ℃.适宜的回复应变退火温度为500℃.To optimize sub - job assignments, ...
The parameters and experimental results of the Cygnus underground facility are introduced.详细介绍了已经用于地下实验的Cygnus装置的运行参数和实验结果.In fact, the constellation Cygnus is sometimes called the Northern Cross.事实上, 天鹅座有时也被称为北十字星座.In t...
Unless we're all a lot more careful, the people who have died so far will be just the tip of the iceberg.除非我们都加倍小心，否则死者的人数会比现在多得多。In 1981, five members of a climbing party died while scaling Mount Hood.1981 年，一支登山队的...