Tourism is one of the typical labor intensive industries and tourism human resource(HR) is the main factor for regional ......

The paper, based on the concept and the elements of human resource ecosystem (HR Ecosystem), studies the function and st......

It is quite difficult as to how to choose an appropriate home elevator, because the factories manufacturing home elevato......

【Abstract】This paper describes change events as a case study in a company called YTO （Luoyang）Group Corporation， and anal......

Based on analyzing method of large diameter hard rock drilling at home and abroad, the authors proposed a set of drillin......