In 1907， Anna Jarvis began a movement to convince lawmakers to set a special day to honor America’s mothers. Many states......

【Abstract】The sharing economy becomes a new way of people’s daily life， brings up new ecology of industry and construc......

【Abstract】This paper introduces a new and fashionable network class platform in China in this year. Many teachers in t......

Lights， mirrors， action！ Scientists are developing smart contact lenses embedded with miniscule mirrors that can magnify yo......

质量管理是每个组织的重要管理内容。但不少组织在质量管理体系认证后主要的工作仍然是在维持其符合性、保住证书，而在体系的持续改......