When the microscope's sharp tip applied a positive voltage to the material's surface, it drew conducting lines that exist in the space between the oxide layers.
2
通常地,重吸收负性氯离子产生管腔内正电压,这可驱使细胞旁正性钙和镁吸收。
Normally, reabsorption of the negative chloride ions promotes a lumen-positive voltage, driving paracellular positive calcium and magnesium absorption.
3
KJ1085是低压差正电压可调整或固定模式稳压器,最小输出电流为3 A。
The KJ1085 is a low dropout positive adjustable or fixed-mode regulator with minimum of 3a output current capability.