The diffusion current is measured using transistor and digital ammeter instead of operational amplifiers, and the Boltzmann constant is obtained accurately.
在不使用运算放大器的情况下，直接利用晶体三极管与数字式电流表测出扩散电流，可以得到较为准确的玻尔兹曼常量。
The diffusion current is measured using transistor and digital ammeter instead of operational amplifiers, and the Boltzmann constant is obtained accurately.
在不使用运算放大器的情况下，直接利用晶体三极管与数字式电流表测出扩散电流，可以得到较为准确的玻尔兹曼常量。
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