University of Maryland Baltimore County.Preece, J.: Online Communities; Usability, Sociability, Theory and Methods. In: Earnshaw, R., Guedj, R., van ... J Preece - Springer London 被引量: 42发表: 2001年 An Empirical Study of Perspective-Based Usability Inspection Inspection is a fundamental...
This approach is crucial because of the severity of the desertification problems that China faces and the large sums of money being spent to solve these problems. In the present study, we used the normalized-difference vegetation index (NDVI), obtained by means of satellite remote sensing, to ...
In northwestern China, desertification is a major ecological problem that has increasingly limited development of the local economy13. To control desertification, the Chinese government implemented a series of large-scale mitigation programs, including the Three Norths Shelter Forest Program and the Combat...
The tallest one is the original Hubbert curve published in 1956. The smaller curves starting from 1960 were generated by producing shallow, deep and ultra-deep Gulf of Mexico, Alaska (mostly Prudhoe Bay), and then everything else that was not in the original curve: large waterflood projects,...