Service Type: Notebook computer repair, it outsourcing, data recovery, digital camera repair, projector repair, GPS service.
服务类型：笔记本电脑维修、IT外包、数据恢复、数码相机维修、投影机维修、GPS维修。
Familiar with ISO quality system and tooling standard components, able to read tooling drawing and operate 2.5d projector, CMM, each type of measuring instruments; good coordination ability.
熟悉ISO质量体系，会看模具图纸检验，熟悉零部件标准，能操作2.5 D投影仪，三次元，和各种量具；具有良好的沟通协调能力。
This paper introduces the type, characteristics and selection principle of screens in common use. Based on their experience, the authors also introduce the common way to maintain projector screens.
文章介绍了常用银幕的种类、特点及选用原则，并结合实践阐述了投影银幕的常用维护方法。
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