| 1. | During the course of the upstroke, the membrane potential attains zero, and an electrical gradient no longer exists . 在升支发展过程中,膜电位一达到零,电位梯度即不再存在。 |
| 2. | Potential gradient in the arc column 弧柱电位梯度 |
| 3. | Constant potential gradient 恒定电位梯度 |
| 4. | High - phase order power transmission is an important method to increase the power density because it can obviously decrease the surface potential gradient of the transmission conductor 多相输电能够明显地降低导线表面的电位梯度,是提高输送功率密度的重要方法。 |
| 5. | When the content of nano zno is 10wt % , the varistor voltage of zno varistor is higher , the voltage ratio is lower , and the leakage current is the lowest , which means better electrical properties of varistor 纳米氧化锌的添加量为10wt %时,压敏电位梯度较高,漏电流最小,压比较低,即压敏阀片的综合电性能较好。 |
| 6. | The microstruture of the varistor with nano zno was studied . the results show that nano additive reduces the size of zno grain , which leads to the evident improvement of the electrical properties of varistor 因此,可以初步认为加入适量稀土或纳米zno提高压敏阀片的压敏电位梯度,其原因主要归结于减小zno晶粒尺寸。 |
| 7. | In short , adding appropriate amount rare - earths oxide can improve potential gradient greatly , decrease leakage current with voltage ratio no changed and make zinc oxide varistor with outstanding comprehensively performance 总之,添加微量稀土氧化物能够显著提高氧化锌压敏阀片的电位梯度、降低漏电流,使其具有优良的综合性能。 |
| 8. | So the optium content of ceo2 is 0 . 06mol % in this study . when the la2o3 content is 0 . 04mol % , potential gradient is the highest , and improves about 57 % , voltage ratio is lower , leakage current is minmum 当la _ 2o _ 3含量为0 . 04mol时,氧化锌压敏阀片的电位梯度达到极值,与不含la _ 2o _ 3的氧化锌压敏阀片相比提高约57 ,且压比较小,漏电流最低。 |
| 9. | So the optium content of nd203 is 0 . 04mol % in this study . when the ceo2 content is 0 . 06mol % , potential gradient is maximum , improves about 30 % , voltage ratio is lower , and leakage current is the lowest 当ceo _ 2含量为0 . 06mol时,氧化锌压敏阀片的电位梯度达到极值,比添加ceo _ 2前的电位梯度提高约30 ,且压比较低,漏电流最小,因此本实验ceo _ 2添加量的最佳值为0 . 06mol 。 |
| 10. | Adding 0 . 04mol % nd2o3 improves the varistor voltage remarkably , and at the same time decreases the leakage current and the voltage ratio , then zinc oxide varistor show outstanding comprehensively performance . nano zno powder was added into varistor materials 研究结果表明,压敏阀片中加入纳米氧化锌后,其压敏电位梯度显著提高,当纳米zno含量达到sowt %时,压敏电位梯度可达613 . 73vlmm 。 |