Mostrando ítems 1-3 de 3
López Sánchez, Ángel (Fecha de defensa: 2022-03-17)
La zona estudiada linda por el oeste con el curso del río Segre bajo. El progreso de la investigación se ha soportado sobre 80 mapas en formato A3, que se agrupan en el volumen II. El marco geográfico se ha representado, ...
López Sánchez, Ángel (Fecha de defensa: 2004-07-27)
The objective of this research is to study the influence of several recycling cycles on the mechanical properties of four different materials made by the injection of polystyrene. <br/>The four materials studied have ...
López Sánchez, Ángel (Fecha de defensa: 2010-11-16)
The work’s development is made by scientific method stages: aims statement, hypothesis establishment and work method to check hypothesis. Conclusions are given at the end. It is supported by: a) Bibliographical review, ...