【判断题】Quantum physics suggest time travel may be possible only for very small objects.
【判断题】K类(钨钴类)硬质合金最适合于加工碳钢等韧性材料。
【简答题】Who is the father of quantum physics? Why Albert Einstein reject the quantum theory at first? How does Quantum Theory influence our life?
【判断题】钨钴类(K类)硬质合金最适合于加工碳钢等韧性材料。( )
【判断题】钨钴类(K类)硬质合金最适合加工碳钢等韧性材料。