Figure 4-44 shows a basic superconductor resistance measurement test system using the combination of a Model 2182A Nanovoltmeter and a Model 6220 Current Source for measuring the resistance.

• 图4-44示出一个基本的测量超导体电阻的测试系统。该系统使用2182A型纳伏表和6220型电流源来测量电阻。