电流的

To enhance the production of X radiation, it is necessary to increase current of Qiang Guang-I for driving Z pinch load.

主要介绍提高&强光一号&加速器输出电流的理论与实验研究。

By means of the digital signal processor TMS320F240X developed for motor control, it can realize uncoupling of stators current and the algorithm of SVPWM.

以电机控制专用芯片TMS320F2407为核心构成控制电路，进行电流的解耦控制，产生了SVPWM波形，实现了交流异步电机速度闭环控制。

So the electrical conductivity induced by up-spin polarons (down-spin polarons) is different, too.

另外还发现，外电场会增强有机半导体电流的自旋极化率。

Based on the characteristics of the DC traction power system in rail transit, a numerical model is set up to calculate the leakage current and the potential variation distribution.

摘要针对城市轨道交通直流供电系统特点建立了杂散电流的计算模型并进行了仿真。

After applied rated voltage with rated ripple current for 2000 hours at 105℃.

在+105℃下施加带额定纹波电流的额定电压2000 小时，每250小时换向一次

After applying rated voltage with specified ripple current for 1000 hours at+85℃ and then resumed 16 hours

85℃施加带纹波电流的额定电压1000小时后，恢复16小时后

In addition, the input capacitance must be rated for a minimum of 1.0Arms ripple current.

此外，输入电容必须是额定电流的1.0Arms纹波最低。

Depending on the direction of current flow, Peltier devices can both heat and cool.

也许缺少认同，但也是共识，TECs为双向热泵，根据供电电流的方向，可以进行加热和制冷。

This article mainly introduces the advantage of synchronous multi-phase DC/DC converter in decreasing ripple current and increasing efficiency and gives result of simulation and practice.

像这样低电压和大电流的电源主要存在两个问题：①由于输出电压极低，很难提高电源效率；②由于负载电阻极低，若采用传统方式

The sampling of the inductor current is synchronized with the PWM signal in synchronous buck converter for both turn-on and turn-off.

在降压转换器中，开关切换时电感电流的取样讯号将会与脉宽调变(pulse width modulation， PWM)讯号同步。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。