直流的

That is, the output from the coil is proportional to the time derivative of the current and therefore the obtained result is independent of direct current.

针对直流谐波电流测量幅值小、频带宽的特点及误差要求，分析了传感器及测量电路的灵敏度、误差和频率等性能。

Both the simulation and experiment were carried on and the results showed: the generally used three-phased conduction of brushless DC motor should be regarded as a special case for DSC, corresponding to the highest speed running of DSC. The simple structure of DSC for BLDC produced excellent torque dynamic response within 1ms.

仿真与实验证明：常见的无刷直流电机三三导通方式可以看作是直接自控制的特例，对应直接自控制在全速运行；转矩动态响应时间不超过1ms。

The flashover performance of ice-covered XZP-210 insulator string s was investigated and the effects of the string length and arrangement on the icing flashover voltage were analyzed.

该文在人工气候室模拟高海拔和覆冰环境，试验研究了XZP-210直流绝缘子串在轻覆冰时的冰闪特性，分析了冰闪电压与串长和布置方式的关系。

However, the dielectric fluid in the gap is ionized under pulsed application of DC, thus enabling the spark discharge to pass between the tool and the work.

然而，差距是离子液体介质直流脉冲下的应用，从而使火花放电之间传递的工具和工作。

This paper presents the method of selecting phase, slot number and winding connection type and introduces the laws that should be obey in the design of brushless DC motor.

本设计在介绍无刷直流电动机设计中，关于相数、极数、槽数及绕组连接方式的选择方法和应遵从的规律。

The conclusion shows that the airgap, pole arc, winding and slot skewing must be properly matched in order to obtain the optimum torque characteristic.

指出了该工作方式下气隙、极弧、绕组，斜槽间的合理配合可以保证方波无刷直流电动机具有较为理想的力矩特性。

Utilizng Jinchuang Corporation's waste slag and quartz sand as main raw materials and charred coal and charcoal as reducing agent, ferro-silicon alloy was reclaimed by mixed charging method in self-made DC arc furnace. The alloy was analysed by means of XRD and optical microscope.

利用金川公司的废渣和石英砂为主要原料，以焦碳和木炭作为还原剂，利用自制的小型直流电弧炉和混合加料法冶炼硅铁合金，并利用XRD和光学显微镜对合金进行了分析。

Explained through an example of reconstruction design,the features,the components,its working principle and realization method of the electric controlling system in a DC transmission skip elevator have been introduced.

通过一个改造设计实例，介绍直流传动箕斗提升机电控系统的特点、组成、工作原理及其实现方法，对矿山自动化水平的提高有一定参考价值

The efficiency of silver recovery and cyanide removal, as well as power consumption was discussed in terms of pulse voltage, pulse duty factor, and pulse frequency.

结果表明，脉冲电源较直流电源能更加有效降低阳极的超电位，减少电极的极化，从而降低槽电压，进而有效地降低电能消耗。

The direct reason of abnormal vibration in this transformer is unreasonable shell structure of transformer case, which causes the greater residual magnetism in the transformer.

为尽快分析原因，确认该主变压器是否可以继续运行，对运行单位如何做好该主变压器的运行监视提出意见，对该变压器的振动、谐波、直流

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。