查询词典 current-voltage characteristic curve

In the fluvial deposit environment, the quartz superficial characteristic is primarily by the inferior circle, the conchoidal breakage fracture and the submarine hit pit, revealing the transformation of current to the quartz; In lake-deposit environment, quartz sand superficial characteristic is by primarily abraded edges and parallel cleavage, the quartz maintained the primitive characteristic, indicating the quartz received few transformation of fluent, different quartz grain has their different curve character.

在河流沉积环境，石英砂的表面特征以次圆、贝壳状断口和水下撞击坑为主，显示了水流对石英砂颗粒表面的改造；在湖泊沉积环境中，石英砂的表面特征以多棱角和平行解理面为主，石英砂颗粒保持了原始的特征，表明了石英砂颗粒受到水流的改造比较少。不同沉积环境中石英砂颗粒表面结构特征都具有自己的曲线特征。

The concept of current regulation factor was defined and the analytic expression of the current regulation factor and the turning points' coordinate of the exterior characteristic curve by use of the mathematic model of magnetization curves were given.

利用电流调整率和拐点坐标分析了电机的恒压性能和带负载能力，得到了电机的恒压性能和带负载能力跟电机各结构参数和励磁电阻的关系。

Key words: current transformer; volt-ampere characteristic test; saturation curve; logarithmic coordinates; scale

为在伏安特性曲线图中体现出铁芯饱和前电流值的细微变化，试验数据的尺度变换技巧实现了特性曲线在对数坐标中的显示和打印。

In order to obtain the most economic benefits, the paper utilized the theory of "homalographic characteristic" and "share alike compensation current characteristic" to build up the best compensation relation for "hour-current" curve applied to transformer substation and for "length-current" curve applied to distribution line.

推导了应用于变电站的&时间—电流&曲线关系中存在的最佳补偿关系，以及应用于配电线路的&长度—电流&曲线关系中存在的最佳补偿关系，及补偿后的经济效益计算模型。

According to the curvature and convex-concave characteristic of the fitting curve, inrush current and fault current of power transformers can be distinguished.

该方法利用初始5ms内差电流的数据（5ms数据窗），将其拓展为长10ms的数据窗，然后通过最小二乘算法拟合差电流波形得到其近似表达式，再根据拟合曲线在各点处的曲率和凸凹特性来区分变压器励磁涌流和内部故障。

Utilizing the sample data within 5ms after fault initiation and extending the date windows from 5ms to 10ms, the approximate current formula can be extracted from fault current or inrush current using least square fitting method. According to the curvature and convex-concave characteristic of the fitting curve, inrush current and fault current of power transformers can be distinguished.

该方法利用初始5ms内差电流的数据（5ms数据窗），将其拓展为长10ms的数据窗，然后通过最小二乘算法拟合差电流波形得到其近似表达式，再根据拟合曲线在各点处的曲率和凸凹特性来区分变压器励磁涌流和内部故障。

The main concern is using fault current to set relay Tap changer, and drawing the characteristic curve to discuss the effect of load models on their setting.

主要是利用故障电流设定过电流电驿之电流分接头设定值，并绘制其特性曲线以便电驿快速设定，及分析电驿受负载模型的影响。

Compared the calculated curve and the real assay curve we can make a conclusion that: this method can calculate the melting time of the fuse at the huge short current (more than 50 times of the current rating) with the error less than 5%; the resistor and time characteristic can also be acquired, it provided the date for overvoltage calculation of the fuse model. The research of the overvoltage during fusing process is based on short circuit test of the fuse.

由计算结果与实际试验曲线对比可得：该种方法能够比较准确地计算出较大短路电流下(熔断器额定电流的50倍以上)熔断器的弧前时间，误差一般在5%以内；同时还可以算得熔断器在弧前的电阻时间特性，为开断过电压仿真计算电路中的熔断器模型提供数据。

I am sure after a few weeks of adaptation and familiarization I will have no difficulty in functioning on a daily basis in an English speaking society or in participating fully in graduate studies.

在大学的三年的学习生活不仅给予我自身的充实，更重要的是磨练和培养了我较强的自觉能力和严谨，踏实的作风以及不怕困难的精神，对未来充满了信心！

As the first volcanoes erupted, one of the gases that bellowed out was steam.

在第一批火山喷发时，喷出的气体之一就是水蒸汽。