在我国社会经济的不断发展中，汽车已经成为人们生活中必不可少的一种交通工具。近几年，汽车行业在发展中抓住了机遇，逐渐呈现出上升的发展趋势，与汽车相关的行业也得到了一定发展，比如汽车检测与维修行业在科学技术的支撑下发生了一定改变，并在不断优化中为汽车行业的发展提供了充足动力。该文分析汽车检测与维修技术的应用优势，探讨提升汽车检测与维修技术应用效果的途径，以促进汽车行业的发展。

在现代社会，汽车逐渐成为人们日常出行和工作必不可少的工具。在长期运行中，汽车不可避免地出现各种故障，如果不对这些故障进行及时解决，不但会对汽车的各种性能产生不利影响，还会对车上驾乘人员的安全造成威胁，因此做好汽车维修工作有十分重要的意义。采用汽车检测诊断技术判断和排除故障，可以提高汽车维修效率，确保汽车安全运行。该文概述汽车检测诊断技术，并对汽车检测诊断技术在汽车维修中的应用进行探究。

经济的不断发展带动了人们生活质量和水平的提升，汽车保有量不断攀升，汽车行驶安全的重要性更加凸显。汽车检测技术是保证汽车安全行驶的有效手段，同时计算机技术和电子技术的发展，促使汽车检测与维修质效得到大幅提升，为汽车安全行驶提供了强有力的保障，在一定程度上降低了事故的发生概率。该文对汽车检测技术进行概述，分析汽车检测技术的具体类别和应用策略，探讨汽车检测技术的发展方向，以更好地促进汽车检测技术的发展与优化。

Based on the overview of special testing standards on electromechanical control detection of new energy automobile battery,taking the certain type of lithium-ion battery,motor and controller as an example,this paper firstly introduced the detection test,and pointed out the related problems.Finally,issues related to the development of lithium iron phosphate battery thermal management system are also provided the reference for the new energy automotive batteries electrical control detects.

Based on the analysis on principles and functional design of verification equipment for high-voltage electrical energy meter,the article clearly proposes that the output of verification equipment should simulate the actual state of high-voltage grid. By experiment,the article also indicates precautions of verification equipment with different mode, with which we can further improve the verification equipment,and promote the development of whole verifying of highvoltage electrical energy.

弧焊电源检测装置的量值准确与可靠程度直接关系到弧焊电源的产品质量,更关系到焊接的质量.对弧焊电源检测装置的工作原理及需要进行质量控制的各项功能进行探讨,基于大量试验得出了对弧焊电源检测装置进行校准的切实可行的校准方法,从而保证了弧焊电源检测装置的准确度,提高了其可靠性及可操作性.

According to the present situation of electric spark leak detector,this article proposes a solution to its calibration.Based on the principle of the measurement and the research on its metrological characteristics,the calibration items,calibration methods and request for standard device are introduced.The authors suggest a scientific scheme for calibrating different types of electric spark leak detectors with different items and methods.The experimental results indicate that the calibration method is reliable,and has good maneuverability and traceability.This research provides reliability assurance for electric spark detectors working in field.

介绍了基于LAN的耐电压测试仪在线检测系统的设计.其中耐电压测试仪校验仪以16位微处理器为核心,以14位ADC进行模数转换,DSP读取数字量进行计算和处理,最后通过显示电路显示测量结果.软件系统采用方便快捷的C++Builder语言编写,从而实现集过程在线检测、检测数据自动处理与报告自动生成于一体的自动检定系统.

This article introduces testing methods of measurement of insulation resistance tester judging by existing status of it in China.Based on the principle of the measurement and its metrological characteristics,the article discusses the preparation,items and methods of calibration and requests for standard device,as well as similarities and differences of calibration items and method between single-point high voltage value resistor and multipoint high voltage value resistor, forms a systematic and scientific calibration scheme.It has a positive significance for improving reliability and operability of insulation resistance tester measurement.

This article introduces a new scheme of the automatic verification system of D.C.shunt.On the basis of research upon the principle of current comparator and its metrological characteristics,co-workers adopt current comparator technology and present commutation means to effectively reduce the thermoelectric power,then improved accuracy gready.The system adopts modular design,accomplishing instrument control and data collection through GPIB card,which could rapidly finish data collection,error calculation,round-off error,data display,data storage and arrangement of original records and certificate.This new scheme helps to increase the efficiency of verification, meanwhile to reduce cost and energy consumption.