Traditional phase-controlled rectifying power supply is being replaced by the switching one, which is characterized by high precision, low voltage ripple and high efficiency.
电力系统中传统的相控整流型电源正在逐步被具有高精度、低纹波、高效率等特性的开关电源取代。
Compared with the conventional design of ten-valued circuits, the design has the characteristics of high coding efficiency, low voltage supply, etc.
与以往十值电路的设计方法相比较，此设计方案具有编码效率高、供电电压低等特点。
The paper discusses the problems regarding the low efficiency and unstable quality of the power supply in the electric network at universities.
分析了高校现有供电网络存在的效率低、能耗大和供电质量不稳定的问题。
The efficiency of the fund is relatively high, but effective supply rate is relatively low.
基金使用效率较高，但有效供给率较低。
Low benefit in grain production, low efficiency in grain buying and selling, low utility in consumption and low effect in supply and demand and other problems have been bothering our grain economy.
粮食生产低效益、购销低效率、消费低效用、供求低效能等问题一直困扰着我国粮食经济。
Finally, we can learn by experiments that the limited efficiency improvements can be achieved by using synchronous rectification in a low voltage, high current power supply.
最后通过实验得出结论，同步整流是低压、大电流电源中提高效率的有效方法。
The families with great P efficiency have great height growth rate, high productivity and extensive lateral root system under low phosphorus stress and low sensitivity to phosphorus supply.
磷效率高的家系具有在低磷胁迫下苗高生长量大、干物质积累能力强、须侧根发达及对磷肥投入敏感性低等特点。
Test results demonstrated that the converter has the advantages of simple topology, high power density, high conversion efficiency, high power factor, uninterruptible power supply, low cost.
试验结果表明，这种变换器具有电路拓扑简单、功率密度高、变换效率高、功率因数高、不间断供电、成本低等优点。
Generally, water stress and low nutrient supply resulted in the lower grain nutrient concentration, and nutrient uptake and uptake efficiency.
水分胁迫和低肥处理减少小麦籽粒养分含量、(整株)养分吸收量和吸收效率。
At low output voltage, the majority of the rated power of traditional adjustable linear power supply is wasted in the internal power supply and the conversion efficiency is low with huge volume.
传统的可调整线性电源在输出电压低时，电源的大部分额定功率耗费在电源内部，变换效率很低，而且体积庞大笨重。
High power factor, high efficiency, low noise, is the character that power supply and electronic equipment pursuing.
高功率因数、高效率、低噪音是电源装置和用电设备普遍追求的品质。
With people's more demand for quality of power, the power supply with high efficiency, little bulk and low contamination have became mainstream of research and development.
随着人们对电源质量的更高要求，高效型、小体积和低电磁污染的开关电源已成为研发的主流技术。
With chopping principle, switching power supply is chosen as the DC power supply because of its small size, low weight and high efficiency.
论文采用直流斩波原理，利用体积小、重量轻、效率高、可靠性好的开关电源作为直流供电电源。
The traditional water supply system is often criticized by its low efficiency, poor quality of water supply, which fails to meet the increasingly improving living standard.
现有的供水系统效率低、供水质量低，无法满足人们日益提高的生活水平需要。
The low efficiency of using water in modern city garden plant irrigation makes the situation of water-supply more serious.
现行城市园林植物灌溉，水的利用效率低，使本来就很紧张的城市供水更趋紧张。
Therefore, it is necessary to set up a rational supply system for cost allocation and a good supply decision system with a low transaction cost and a high efficiency.
建立合理的成本分摊制度，构建低交易成本、高效率的供给决策体制，是一个必然的选择。
However there exist too many X-factors preventing the efficient allocation of available resources, causing a low supply chain efficiency.
然而由于诸多因素的影响，供应链的资源往往无法得到最合理的配置，从而限制了供应链的效率和竞争力。
The application of the electronic load, which features energy saving, high efficiency and low cost, to high power battery and supply is expounded in details.
具体阐述了它在大容量蓄电池组和大功率电源中作电子负载时的应用，指出其在节约能源、提高效率、降低生产成本方面的现实意义。
This paper attempts to design a novel switching power supply with high power factor, high efficiency and low cost performance, to providing the power supply to LCD TV of 32 inch.
本文设计出一款高功率因数、高效率、低性能-价格比的开关电源，为32寸LCD电视作稳压电源用。
On the base of the theory, we study a kind of high efficiency, low dissipation switching power supply converter.
在此基础上主要研究了一种高效率低功耗降压开关型电源转换芯片。
Efficiency of rectifier module has relationship with its output current. Power supply works in low efficiency condition because output current below rated current far away.
直流开关电源整流模块效率与输出电流存在直接相关性，目前电源正常工作时模块输出电流远低于额定电流，处于低效率区间。
Result showed that HPE maize performed a higher N and K absorption efficiency in low P regiment, its N, K absorption and dry matter accumulation were less affected by low P supply.
结果表明，磷高效利用型玉米氮钾素吸收和干物质积累受低磷处理的影响较 小，表现出对 氮、钾的高效吸收。
Result showed that HPE maize performed a higher N and K absorption efficiency in low P regiment, its N, K absorption and dry matter accumulation were less affected by low P supply.
结果表明，磷高效利用型玉米氮钾素吸收和干物质积累受低磷处理的影响较 小，表现出对 氮、钾的高效吸收。
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