全部

1·Object: To approach the reliability of high-frequency current acting upon the devitalization of dental pulp, the safety and clinical effect for peripheral tissues of root tip.

目的：探讨高频电流对牙髓失活作用的可靠性、对根尖周围组织的安全性及临床疗效。

2·The method employed high-frequency voltage-signal injection to make motor form a high-frequency current-vector, of which the negative component current contained rotor space-position information.

该方法采用高频电压载波注入方式形成高频电流矢量，其负序分量包含了转子空间位置信息。

3·The paper introduces the technique feature and the operation principle of chip CS5460A, and its application in high-accuracy power frequency voltage, current, power, power factor, frequency meter.

本文介绍了CS5460 A芯片的特点、工作原理及其在高精度工频电压、电流、功率、功率因数、频率表中的应用。

4·This paper is dedicated to discuss the definition, measurement and control method of High Frequency leakage current.

本文旨在对于高频漏电流的界定、检测及控制方法进行探讨。

5·It has characteristics of large current, high power, high voltage, high switch frequency, proven reliability, low losses and so on.

它具有大电流、高电压、开关频率高、高可靠性、结构紧凑、低损耗的特点。

6·The system may measure many circuits high - frequency alternating current , direct current , frequency, efficiency of inverter .

系统测试项目有多路高频交流电流，直流电流，频率，逆变器的效率等。

7·Shielding may be essential in a switching system if a mixture of low current, high voltage, and high frequency signals are present.

如果切换系统中会混合出现小电流、高电压和高频信号，屏蔽则非常关键。

8·The designing parameters of high frequency transformer and the protecting IGBT in plasma spraying inverter with high voltage and large current is analyzed in this paper.

分析了等离子喷涂逆变器在高电压大电流条件下，高频变压器参数设计和IGBT保护问题。

9·Performing high frequency eddy current inspection of area around skin cutout and make sure that no crack existing.

对蒙皮切口周边区域做高频涡流探伤检查并确定无裂纹存在。

10·Have high frequency and high ripple current characteristics.

具耐高频率及高纹波电流之特性。