查询词典 forward current

By analyzing the temperature sections, stream functions and volume transport sections, the results show that the Antarctic Circumpolar Current is the strongest current in the world oceans, the Gulf Stream is stronger than the Kuroshio Current, and all of them are stronger in summer and weaker in winter.

从断面温度场、流函数分布和断面流量场等分析显示：南极绕极流堪称世界最强流，湾流整体强于黑潮，3者都具有夏季增强、冬季减弱的特点。

IC2 is N1P2N2 transistor base current, it makes its collector current IC1 and emitter current IA increased.

IC2是N1P2N2晶体管的基极电流，它又使得其集电极电流IC1和发射极电流IA增加。

As the current and voltage have the same basic frequency, the unit voltage Park vector and its conjugate are used to rotate the current Park vector. During the course of rotation, the fundamental positive sequence component in the current Park vector can be filtered out but the others remain.

利用电压与电流基波频率相等，用单位电压Park矢量及其共轭对电流Park矢量进行旋转变换，从而将电流Park矢量的基波正序分量完全滤除而不影响其他的谐波分量。

In the simulation, the flow rule of melt metal in mold of horizontal continuous casting with electromagnetic stirring is measured using ultrasonic Doppler velometer, and the result is inter confirmed with the solidification characteristics is tics of zinc cupronickel thin slab in industrial product, some advantageous results are obtained that, when the current is 400 A the inner micro-pores disappear, when the current is 500 A the center equiaxed crystal layers occur and when the current is to 800 A the inner-segregation decreases to zero.

在模拟实验中，用超声波多普勒测速仪测量该电磁搅拌下水平连铸结晶器内金属液的流动规律，并与生产实验中锌白铜板带的凝固特征相互印证，发现搅拌电流达到400 A时，板带内部气孔消失，电流达到500 A时板带出现等轴晶带，电流达到800 A时板带坯偏析率趋于零。

A novel current supply for middleandlow power LD has been designed, which operates on the principles of voltagetocurrent conversion, current amplification,and current negative feedback.

本文作者设计了一种用于中、小功率LD的新型电流源，它的工作原理是电压／电流转换、电流放大和电流负反馈。

It is shown that the maximum controllable current depends on the design of the current gain and emitter-shorted current.

结果表明，耦合晶体管电流放大系数及晶闸管射极短路电流的设计决定了器件的最大可关断电流。

Current assets and current liabilities are reported separately from non-current assets and liabilities.

流动资产和流动负债是与非本期资产和债务分开报告的。

Current Ratio =(Current assets / Current liabilities)= number of....

该指标显示的是公司偿还短期债务的能力。

Based on short circuit current amplifier,an current meter for measuring transient current is made up.

该检测仪适合于要求损耗较小和待测回路电阻较小时的瞬变电流检测，可作为物理及电子实验低成本的检测仪器，用于单根导线电磁感应现象等实验。

This paper described the design of constant current discharging device based on thermal sensitive element of PTC,including discharging battery at constant current and limiting current simulation load of charging sets.

文章介绍了一种采用PTC热敏元件设计的恒流放电装置，着重介绍了对蓄电池组的恒流放电和作为充电机的限流模拟负载的工作原理，实现对蓄电池恒流放电。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。