低压直流电作控制电源和应急电源。
低压直流电作控制电源和应急电源。
Low voltage DC power is also provided for control power and emergency power.
低压直流电源设备的安全性能是其产品质量好坏的重要组成部分。
The safety performance of low-voltage DC power equipment is the very important composition part of its product quality whether good or not.
目的探讨髄腔内恒定低压直流电刺激对家兔桡骨缺损的修复作用及其临床应用价值。
Objective to explore the effect of low constant direct current (LCDC) in the medullary cavity on repairing of rabbit radial defect as to evaluate its clinical value.
高电压小功率DC - DC电源变换装置，是一种利用低压直流电源产生高电压的电源装置。
High voltage low power DC-DC converter is designed for converting low voltage DC current into high voltage one.
为了设计出在电动汽车上把高压直流电源变换成低压直流电源的高品质DC DC变换器，采用自动控制理论进行指导。
DC DC convertors can convert the EV's high voltage DC power supply into the low voltage DC power supply. In order to design an excellent convertor one must be guided by theory of automatic control.
为了设计出在电动汽车上把高压直流电源变换成低压直流电源的高品质DC DC变换器，采用自动控制理论进行指导。
DC DC convertors can convert the EV's high voltage DC power supply into the low voltage DC power supply. In order to design an excellent convertor one must be guided by theory of automatic control.
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