This master thesis describes the development of an UPS module.UPS is an acronym for Uninterruptable Power Supply.The UPS module has been developed at the company AerotechTelub AB.

 
  • 公营企业是一种相当特殊的企业经营体制,它的设立与存在,在经济意义上,是政府公权力干预或介入产销活动最直接的作法;
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