The emergence of superconductivity in certain metals when cooled below a critical temperature is an example of a phase transition.
2
本文介绍了其零场电阻，临界电流密度及机械强度性能的测量原理和方法，并给出了测量结果。
The principle and method for measuring the resistance under zero background magnetic field, critical current density and mechanical intensity are presented and some results are given.
3
测得材料的基准温度电阻，电阻温度系数及能够确定传感器工作范围的临界温度。
The resistance at reference temperature, its temperature coefficient, and the critical temperature of the material that the operating range of the sensor depended on have been obtained.
点击反馈