MADRID, July 26 (Xinhua) -- Real Betis has made its seventh signing of the summer with central defender Valentin Gomez joining from Argentina's Velez Sarsfield for around five million euros (six ...

MADRID, July 25 (Xinhua) -- Espanyol continues to strengthen ahead of the new La Liga season with the signing of forward Tyrhys Dolan from Blackburn Rovers.

这其中，LIGA技术使得传统工艺所无法做到的超小型部件成为可能。 LIGA技术是德文Lithographie，Galvanoformung和Abformung的缩写，其代表的中文分别为X光深层光刻、微电铸和微复制工艺，它是由德国卡尔斯鲁厄 (Karlsrule)原子能研究所于1982年开发成功的。