The problem is that there is no single standard for DC power supplies, so such savings cannot easily be achieved in a data centre filled with equipment from different vendors.
问题是直流电源并无单一标准，因此拥有不同卖家设备的数据中心很难做到这样的能源节约。
Call it the culture war or partisanship, but whatever it is that divides Americans against one another - distracting them from the real problem in Washington, DC - is also no hero in this story.
这可称作党派之争或者文化之争，但无论怎么称呼，这的确使美国分化成两个相互对抗的群体——也使他们分散了注意力，真正的问题出在华盛顿——也使这个故事失去了英雄。
Call it the culture war or partisanship, but whatever it is that divides Americans against one another -distracting them from the real problem in Washington, DC -is also no hero in this story.
这可称作党派之争或者文化之争，但无论怎么称呼，这的确使美国分化成两个相互对抗的群体——也使他们分散了注意力，真正的问题出在华盛顿——也使这个故事失去了英雄。
No commutator motor is a new variable-speed motor, its adjustable-speed performance is more advantage than dc system.
无换向器电动机是一种新型的可调速电机，其调速性能优于直流调速系统。
DC spark testing generates practically no corona and no heat, and is therefore a gentler test process, DC can be used on foamed insulation and thin insulation.
直流火花机几乎不能产生电晕和热量﹐因此它是一种轻微的测试方法﹐直流火花机可用于发泡和薄的绝缘。
Direct current (DC) Direct current is current with no reversals in polarity.
直流直流是指没有正负极性往复变化的电流。
A steady-state DC signal applied to a voltmeter presents no conceptual difficulty.
理解稳态直流信号加到电压表上的情况在概念上没有什么困难。
Conclusion: cord blood could successfully induce functional DC: DC induced from cord blood is more than that from peripheral blood and has no remarkable difference in morphology and function.
结论：脐血可成功诱导功能性DC，脐血诱导比外周血诱导效率高，且与外周血所诱导的DC在形态及功能方面差异无显著性。
The DC signals after demodulation still contain AC component of one or several frequencies respectively for multiplication or diode methods, but no AC component for multiplication-Division one.
对静态位移的测量，二极管检波或乘法检波后分别得到的是一含多频或单频交流成分的脉动直流信号，而乘除法检波后信号不含交流成分。
A differential pair dynamic comparator which has no DC power dissipation is used in SUB-ADC.
每级子模块中采用了没有直流功耗的差分对动态比较器，具有更好的综合性能。
This lack of static, DC offset current in the output transformer means that the core can be made smaller, because it requires no air gap to prevent core saturation from the static DC offset current.
这种缺乏静态，直流偏移电流输出变压器的核心手段，可更小，因为它不需要空气间隙，以防止核心饱和从静态直流偏移电流。
Due to DC arc extinguishing current has no natural zero-crossing point, so, DC arc can only been extinguished by forced zero-crossing-over.
由于直流熄弧电流不存在自然的过零点，因此必须强制过零才能熄灭直流电弧。
Plug DC power into charger, 4 indicators are light, LED is green(no battery)
没有电池情况下，接上电源，4个指示灯是亮的，LED为绿色。
So if you are making DC measurements, there's no need to shell out extra dough for a device with a 10-mhz sampling rate.
因此，如果你将进行DC测量，就没有必要付出额外的费用来购买10 -MHz的高采样设备。
Brushless frequency motor for model DDL5M and Brushless DC motor for DDL5 which in great torque, free maintenance, no powder pollution, quick in speed up and down.
DDL5M采用无刷变频电机；ddl5采用无刷直流电机。无粉尘，免维护，力矩大，升降速度快。
Mike Petrilli of the Fordham Institute in Washington, DC, says there is no question that the states need relief from the original NCLB, but thinks that Mr. Duncan is being politically tone-deaf.
华盛顿哥伦比亚特区富翰研究所的迈克·佩特里说：毫无疑问，《有教无类法》原案对各州规定过严，必须放宽限制，但他认为邓肯此项做法非明智之举。
Since there is no unified standard for DC current through the neutral point of transformer in China, it is necessary to define and enforce a unified one as soon as possible.
鉴于目前国内对于变压器中性点直流电流还没有一个统一的标准，有必要尽快加以制订和实施。
And if there are no overlaps between each Gaussian component, parameters of Gaussian mixture PDF model can be exact estimated quickly with the dynamic cluster algorithm (DC).
而在各高斯分量概率密度互不重叠的条件下，使用动态簇算法(DC)则可快速而精确地估计出混合高斯模型参数。
Eyesight protecting: DC drive, no flash, long-term use will not make eye fatigue.
保护视力：直流驱动，无频闪，长时间使用不会使眼睛疲劳。
Brushless frequency motor for model TGL16M and Brushless DC motor for TGL16 which in great torque, free maintenance, no powder pollution, quick in speed up and down.
TGL16 M采用无碳刷变频电机，TGL16采用无碳刷直流电机，免维护，大力矩，升降速快。
Since the display unit is powered by the same DC voltage that feeds the transmitter, no additional wiring is required.
自从显示器由相同的直流电压供电开始，就不再需要额外的线。
Radiationless: no infrared rays, no ultraviolet rays, protect skin. DC low-voltage circuit design, have no high-pressure electromagnetic radiation on brain.
无辐射：无红外线、紫外线，保护皮肤。直流低压电路设计，对大脑无高压电磁辐射。
Since the DC current on each side is the same, the effective DC in the transformer core is cancelled, so there is no need to provide for a large DC component.
因为两臂的直流电路相等而方向相反，所以在变压器铁心中有效直流磁通是互相抵消的，所以不再需要巨大的直流元件。
Theoretical analysis and experimental results show that the method has the effect as same as Hall sensor in the event that ensure the DC motor start-up quickly and microseism, and no locked rotor.
理论分析和实验表明：提出的方法与霍尔传感器一样能保证无刷直流电机快速大转矩、小抖动、无堵转的平滑启动。
Theory of thulium no-brush DC motor will be research.
了解稀土永磁无刷直流电机的工作原理。
Brushless frequency motor for model TDL5MC and brushless DC motor for model TDL5C which in great torque, free maintenance, no powder pollution, quick in speed up and down.
TDL5 MC采用无刷直流变频电机；tdl5c采用无刷直流电机，均免维护，无粉尘，力矩大，升降快。
The thesis focused on the study of NO corona oxidation under radical showers induced by DC corona discharge.
本文重点研究直流电晕放电自由基簇射作用下的NO电晕氧化。
Results: in TLC, special spots of Inula cappa DC, Radix Glycyrrhizae and Borneolum were detected respectively. There was no any corresponding spot at the same position of negative sample.
结果：在薄层色谱中分别检出羊耳菊、甘草、冰片的特征斑点，阴性对照无干扰。
Results: in TLC, special spots of Inula cappa DC, Radix Glycyrrhizae and Borneolum were detected respectively. There was no any corresponding spot at the same position of negative sample.
结果：在薄层色谱中分别检出羊耳菊、甘草、冰片的特征斑点，阴性对照无干扰。
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