直流的

SB2015-4 Precise Decimal DC Resistance Box adopts especial aging treatment, precise wire wound resistor of low temperature coefficient and precise airproof switch.

SB2015-4型精密十进位直流电阻箱采用经过特殊老化处理低温度系数的精密线绕电阻器及精密密封开关。

Precise Decimal DC Resistance Box adopts especial aging treatment, precise wire wound resistor of low temperature coefficient and precise airproof switch.

SB2015-1型精密十进位直流电阻箱采用经过特殊老化处理、低温度系数的精密线绕电阻器及精密密封开关。

A back-to-back HVDC light system of the physical model was established in this paper.

本文建立了一个背靠背轻型直流输电的物理模型。

Development of new diagnostic method for hot-line XLPE cables with water trees.

采用直流法对XLPE电缆进行在线检测的抗干扰技术研究。

Development of a hot-line diagnostic method for XLPE cables and the measurement results .

直流法XLPE电缆绝缘在线诊断中的几个影响因素及其对策。

However, the problem depends on majority electromotor is not very effective, resemble induction motor, universal motor and wasteful electromotor instrument drive in that way efficiency is low.

然而，问题在于绝大部门电念头都不长短常有效，就像感应电念头、交直流两用电念头和不经济的电念头械驱动器那样效率低下。

Analysis and comments on consumption rate of DC transmission line.

对直流输电线路线损的分析和建议。

A simple and high-performance brushless DC generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is presented.

文摘：提出了一种可控整流电路，它与永磁方波电机联合构成一种简单、高性能的无刷直流发电机。

A simple and high-performance brushless DC generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is presented.

提出了一种可控整流电路，它与永磁方波电机联合构成一种简单、高性能的无刷直流发电机。

It is very importance value for the researcher to design the vessel electric propulsion motor drives system.

当时，对于推进电机控制来说，直流电动机是最好的选择，但到了20世纪80年代，交流电机可调速驱动系统在工业上已经可以实现，在商业上很有竞争力。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。