带12V直流稳压电源输出，方便电子维修测试。
With 12v DC regulated power output is used for electronics maintenance tests.
目前该码型发生器在通讯设备的故障诊断和维修测试中得到广泛的应用。
So far the pattern generator is extensively used in fault diagnosis, maintenance and measurement of communication equipments.
简要介绍PDS1型电源机维修测试台的功能，组成及关键控制技术。
This paper describes the functions, composition and key control techniques of PDS 1 power supply unit maintenance test bench.
记录设备-闭路电视监控设备及记录设备须每季度维修测试一次，记录备查。
Maintenance - all CCTV and Recording Mediums shall be maintained and serviced at least once each 90-days. A record of such maintenance shall be available for the auditors review.
美国汽车协会汽车工程与维修总经理约翰·尼尔森说，测试表明，司机们可能高估了自己的驾驶水平。
John Nielsen, AAA's managing director of automotive engineering and repair, said tests suggest drivers may be overestimating their own abilities.
然后他们为下一次的转变制定计划，那就是要完成维修和测试。
And then they establish a plan for the next shift, what maintenance and tests are being done.
该工程支持服务还包括物流整合、配置管理、测试评价、质量保证和安装维修。
The engineering support services will include logistics integration, configuration management, test and evaluation, quality assurance and installation maintenance.
他们马上对我提出的情况高度重视，并专门安排了一名工作人员陪同我全面测试，还问了我一些之前维修工从未问到的问题。
They escalated my call immediately. They gave me a specialist who ran me through tests and asked questions no TimeWarner Cable agent has ever asked me.
本单元组技师测试，维修和服务于摩托车，小型摩托车，雪地车，叉车和全地形车。
Mechanics in this unit group test, repair and service motorcycles, motor scooters, snowmobiles, forklifts and all-terrain vehicles.
一种交互式3 - D的风险管理经验，以测试有关您的家庭或小型企业的安全，保安和维修问题的知识。
An interactive 3-d experience for risk managers to test your knowledge of safety, security and maintenance issues in relation to your home or small business.
测试及维修电子电路组件和设备。
检查，测试和维修用户住所的有线电视和卫星电视信号和相关设备。
Inspect, test and repair cable and satellite television signals and associated equipment at subscriber's premises.
注：维修是指通过一些活动，诸如测试、测量、更换、调整以及修复等，使功能部件维持在规定状态。
Note: Maintenance includes keeping a functional unit in a specified state by performing activities such as tests, measurements, replacements, adjustments and repairs.
即维修人员通过观察、听、触摸和简单的测试以及对液压系统的理解，凭经验来判断故障发生的原因。
That is the maintenance personnel through the observation, listen to, touch and simple test as well as to the understanding of the hydraulic system, with experience to judge the cause of the failure.
维修低压设备和给低压设备停送电，包括罐区的泵、主车间泵和消防泵泵。定期测试电机和配电柜的绝缘。
Repair lower voltage equipments and power transmission includes tank farm pumps, main workshop and fire fighting water pump. Regular test motor and distribution cabinet insulation.
对于室内安装，重要的是要使得阀门易于进行测试和维修。不要安装在一个隐蔽的位置。
For indoor installations, it is important that the valve be easily accessible to facilitate testing and servicing. Do not install in a concealed location.
应该安装一个测试和压力安全阀，确保内部压力能够在维修前得到释放，并作为疏水阀工作的直观显示。
A test and pressure relief valve should be installed to assure relief of internal pressure prior to servicing and as a visual indication of trap operation.
交接测试工作包括硬件、软件的质量和可维修性。
Hand-over test includes quality of software and hardware and maintainability.
使用测试设备测试电路的连续性，以确保系统的兼容性和安全性，随后进行安装，更换或维修。
Test continuity of circuits using test equipment to ensure compatibility and safety of system, following installation, replacement or repair.
给系统添加制冷剂，检查和测试的调节器，校准系统，并进行日常维护或维修。
Recharge system with refrigerant, check and test regulators, calibrate system and perform routine maintenance or servicing.
2007年，宇宙飞船二号飞行器的推进系统在流场测试中于地面爆炸，三名维修工人遇难，另有三名以上人员受伤。
In 2007, the propellant system of a SpaceShipTwo craft exploded on the ground during a flow test, killing three mechanics and injuring three more.
不幸的是，有一些很好的测试型考生不能修复汽车，而有些真正有才华的维修技术人员不能通过测试。
Unfortunately, there are some very good test-takers who can't fix cars, and a number of truly talented repair technicians who can't pass tests.
在疏水阀两侧应该安装连接装置和关断阀，以简化维修和疏水阀测试。
Union fittings and shutoff valves should be installed on both sides of trap for ease of servicing and trap testing.
电子产品的组装，测试，维修和包装。
Assembling, testing, repairing and packing of electronic product.
维修、保养、测试车辆或者其他发动机和相关机械零件。
Repairs, maintains and tests vehicle or other engines and related mechanical components.
维修、保养、测试车辆或者其他发动机和相关机械零件。
Repairs, maintains and tests vehicle or other engines and related mechanical components.
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