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- direct current test method 直流电测法
- The current test method is derived from ESDA S11.31 [8] and is only applicable to shielding bags, but a wide range of other packaging types is now available. 现有的测试方法来源于电子系统设计自动化S11.;31[8]，仅适用于屏蔽袋，但是现在应用中的包装种类远远不止这一种。
- The current test method of heavy metals in edible alcohol is adopted colorimetric method using hydrogen sulphide saturated solution as colorific agent, this method is toxic, disagreeable odour, contaminated, overlaborated and time expended. 摘要食用酒精重金属检验方法目前是采用饱和硫化氢溶液作显色剂的比色测定法，该法毒性大、气味难闻、污染严重、繁琐、耗时。
- The defects of chlorinity expressing method and chlorinity assessment method,which exists in the current test methods of chloride ion permeability in concrete,are summarized. 概述了目前混凝土氯离子渗透性测试方法当中混凝土氯离子浓度表示和评价方法的不足。
- Current test methods and scheme can't meet all the requirement on site and need to be modified to keep up with the developing signaling technologies in railway. 本文针对当前国内铁路信号电务试验车测试系统存在的不足及缺陷,在测试方案和测试算法方面进行了深入研究。
- Standard Test Method for Chemical Analysis of Refined Gold by Direct Current Plasma Emission Spectrometry 用直流等离子发射光谱法进行精炼金化学分析的标准试验方法
- Direct current amplifiers--Characteristics and test methods 直流放大器特性和测试方法
- A device used to convert direct current into alternating current. 反用换流器用于变直流电为交流电的仪器
- Test Method for Direct Current Magnetic Properties of Materials Using D-C Permeameters and the Ballistic Test Methods 用直流磁导计和弹道学法测定材料直流磁性能的试验方法
- Standard Test Method for Direct Current Magnetic Properties of Materials Using D-C Permeameters and the Ballistic Test Methods 用直流磁导计和冲击试验法测定材料的直流磁性能的试验方法
- Direct Current Governor System M? 直流调速系统?
- Direct Current Plasma Emission Spectrometer DCP M. 直流等离子体发射光谱仪。
- The research of RET method in a direct current power supply for G.I. 某军用直流电源的RET方法研究。
- Introduction on Discharge Current Test Method for a New-operated Transmission Line 一种新投运输电线路的通流试验方法介绍
- Alternating current,direct current. 交流电，直流电。
- Alternating current, direct current. 直流电，交流电。
- It also wks well under a low direct current. 在直流低电流下使用，很受欢迎。对于管道以及细小部件的焊接，继续焊接及特定数目焊接更具优势。
- Participate new compatibility test method research. 参与新的兼容性测试方法的研究。
- This attribute can be specified on a test method. 可以在测试方法上指定此属性。
- A device, such as a diode, that converts alternating current to direct current. 整流器; 整流管一种将交流电流转化为直流电流的装置，如二极管
