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......

导出了最大ＤＯＳ分区容量的计算公式，给出ＤＯＳ分区容量与簇大小的对应关系表。...

在北洋军阀中,吴佩孚的出身与众不同。北洋时期,各路军阀的出身良莠不一,有出身土匪、啸聚山林之徒,至少也是＂少无赖＂之辈,至多不过......

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......

The Tarim Basin is the biggest oil-and gas-bearing basin in China,which has undergone long-term and complicated evolutio......