pulse-spike amplitude

例句：

1. 1.The heart rate is directly related to the pulse-spike amplitude of the heart.
   心率与心脏的脉冲振幅直接相关。
2. 2. During the experiment, we measured the pulse-spike amplitude of the neurons in the brain.
   在实验中，我们测量了大脑神经元的脉冲振幅。
3. 3. The amplitude of the pulse-spike was measured by a specialized device.
   脉冲振幅通过一种专门的设备进行测量。