In order to ensure energy security, inline inspection (ILl) of long-distance oil and gas pipelines has been widely used. The detection principles of eddy current (EC) and magnetic flux leakage (MFL) ...

The digital literacy courses, available live or on-demand, include overviews on using various applications, like Excel, and ...

Personalized recommendation of distance education courses is a technology that actively recommends resource information to meet the learning needs of learners according to their personalized ...