1、

Analysis on Current Situation and Existing Problems of Closed-loop Ground Source Heat Pump System

地埋管地源热泵系统及存在问题分析

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2、

High-efficiency controllable constant-current source

一种高效可控恒流源

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3、

in the current source transduce, lc filter is the best structure to filter the switching harmonic.

电流源变流器中,LC滤波器是滤除开关谐波的最佳结构。

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4、

The repetitive control algorithm based current waveform correction for voltage source inverters

基于重复控制的电压源型逆变器输出电流波形控制方法

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5、

Research of high Stability Sino Alternating Steady Current Source

高稳定正弦交流稳流源的研究

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6、

Optical thin film properties deposited using the adapted high ion current plasma source are likewise described.

最后描述了利用高离子电流密度等离子体镀膜的光学薄膜。

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7、

The new style equivalent source method of axisymmetrical eddy current field

轴对称涡流场的新型等效源法

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8、

By making good use of the intelligent measure and control function of the Microprogrammed Control Unit ( MCU), the numerical-controlled and scanned direct current source is designed.

利用单片机所具有的智能测控特点,设计出基于单片机的“数控与扫描直流电流源”。

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9、

Effect of equivalent current dipole model on localization accuracy of MCG source

等效电流偶极子(ECD)模型在MCG场源定位中的应用

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10、

Study of High Frequency Soft-Switch Current Source Inverter with Self-adaptive Hysteresis Control

自适应滞环控制高频软开关电流源的研究

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11、

A Reserch on LC Resonant Constant Current Charging Power Source

LC谐振式恒流充电电源的研究

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12、

3D Electromagnetic Inversion by Volume Integral Equation Method Based on Current Dipole Source

基于电偶源的体积分方程法三维电磁反演

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13、

The dependence of negative oxygen ion current on the magnet field, cathode materials and geometry of the source were given.

给出了磁场、不同阴极材料及源的离子发射孔对引出氧负离子束的影响。

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14、

During the start up of SFC period, much harmonic current are generated and cause the voltage source in the grid to be distorted, THD in gird increase.

使用变频启动装置过程中会产生大量谐波,造成电网电压畸变率增大。

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15、

The current situation and development of the treatment of skin port wine stain with lasers and intense pulsed light source

激光与强脉冲光治疗皮肤鲜红斑痣的现状与进展

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16、

Singularity Analysis Inside A Current-Carrying Region Under Distribution Source Model

分布源模型下源区电场的奇异性探析

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17、

Mainly through the voltage regulator chip, integrated operational amplifier, a programmable constant current source which is voltage-current mode is designed. When the current of constant current source flows through the gas sensor, the resistance signal of the sensor can turn into standard-voltage acquisition signal.

主要是通过稳压芯片,集成运放设计一个电压转电流型程控恒流源,恒流源的电流流经气体传感器,把传感器的电阻信号转换成标准的电压采集信号。

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18、

The experiments indicate that the use of source materials with high purity, BN effusion cells, and the cryopump in the system play important roles in reducing the threshold current density of the lasers and improving their optical and electrical performance.

实验表明,生长过程中采用高纯度的源材料,氮化硼的泻流盒以及生长系统中的低温泵等对降低器件的阈电流密度,改善激光器的光电性能起到重要作用。

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19、

Recently, researchers have seen this reflected in customers shopping habits with flat shoe sales up 25 percent year on year, suggesting that the current mood is stoic and conservative. ( Source: dailymail. co.uk)

研究人员发现近期消费者的消费习惯反应了当前的鞋跟指数,平底鞋的销量比上年增加了25%,说明消费者目前的状态是保守且低调的。

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20、

The relationship between the optical current and the distance from source to detector and the relationship between the optical current and the thickness of the fat layer were given.

本文给出了光电流与光源到检测器的距离的关系以及光电流与脂肪厚度的关系。

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