The rule of the shift of the mean charge depth at different environmental humidity was discussed for this electret material by heatpulse method.
利用热脉冲技术研究了不同湿度下电晕充电的聚酰亚胺薄膜沉积电荷平均深度向背电极的迁移规律。
2
The value measured by Penman-Monteith method is very close to that measured with whole-tree potometer and that measured by heatpulse technique with errors less than 2%.