A number of companies have now made the high - temperature superconductors into tapes a few millimetres across.液氮是一种便宜而易得的商品,沸点是77K,我们利用它可以在实际应用中比较容易地冷却超导体.We may also look forward to the application of superconductors i...
But then, something really interesting and unanticipated happened before I got there.但在当时,在我实现之前, 确实发生了有趣的和没想到的事.It also depends on whether inflation is anticipated or unanticipated.它也取决于是否通货膨胀预期或意料之外.What unanticipated ...
These uprisings come from desperation and a vista of a future without hope.发生这些暴动是因为人们被逼上了绝路,未来看不到一点儿希望。The author argues that the formation of popular uprisings joint effects of structural and catalytic factors.笔者主张反抗运动...