Anti-Self-Dual Metrics on Four-Manifolds;
四维流形上的反自对偶度量
It=Trip current-minimum current at which the device will always trip at 23℃ still air.
维持电流，指在23度静止的空气环境中不会导致该设备‘跳闸’的最大电流。
The smallest unit that supports electron flow in a semiconductor material ; a hole in P-type silicon or a free electron in N-type silicon.
在半导体材料中维持电流的最小单元,在P型硅中是空穴,在N型硅中是自由电子。
6. If the voltage remains constant, the more the resistance, the less the current.
如果电压维持不变,则电阻越大,电流就越
How long can a spin current retain its polarization in a semiconductor?
半导体内自旋电流的偏极化能维持多久？
Effects of gradient disorder on persistent currents in two-dimensional mesoscopic rings
二维介观环中持续电流的梯度无序效应
6 Ballast must maintain light output at +/- 10% during a voltage fuctuation of +/- 10%.
镇流器的光输出维持率在电压变动+/-10%时应能保持在+/-10%。
The current evolutions during address and sustain periods of different electrodes,were calculated,respectively.
给出了寻址周期和维持周期各电极上的电流变化过程。
Work on new superconductors, materials that can transmit electricity with very little resistance, thus preserving the amount used.
对新型超导体研究，该材料几乎能无阻力地传递电流，维持使用的量。
To maintain a continuous current, we must in some way maintain a force on the mobile charges in a conductor.
为了在导体内维持恒电流，我们必须用某些方法，使导体内的可动电荷保持受到一个力。
high pressure ionizer-sustainer laser
高压电离维持激光器
electric field is maintained at a constant frequency.
以不变的速度维持电域。
Since latching relays do not require current flow to maintain position, they are used in applications with limited power.
由于闭锁继电器不需要电流来维持其位置，因此被用于功率有限的应用中。
A Discussion on Mesoscopic Sustained Current and Superconductivity Current
基于介观持续电流与超导电流的讨论
4. The voltage being kept constant, the current varies inversely with the resistance.
当电压保持不变时,电流和电阻成反比。
Enough electrons are present to maintain electrical neutrality.
存在着足够多的电子以维持电中性。
There are differents ways to maintain normal navigation in navigable channel during channel enclosure for building hydropower plant.
如何使通航河道在水电站截流至船闸正式通航期间维持正常的航运，其做法不一。
Abstract: There are differents ways to maintain normal navigation in navigable channel during channel enclosure for building hydropower plant.
文摘:如何使通航河道在水电站截流至船闸正式通航期间维持正常的航运，其做法不一。
Stable electric arc can be ensured from undercurrent to high current.
从小电流到大电流都可以保持稳定电弧。
