能杀菌的床单德国一家医院研制开发出一种能杀菌的床单。该床单是将普通棉布床单先经电子束加工处理，使棉布纤维表面形成化学活性中心，然后将床单浸入抗菌药的溶液里，于是药物分子便结合到活性中心上。这种结合相当牢固，即使洗涤５０多次也不会丧失杀菌性能，而棉布的... Sterile sheets Germany, a hospital developed a sterilizable sheets. The sheets are made by ordinary electron beam processing of ordinary cotton sheets, so that the surface of the cotton fibers forms a chemical active center, and then the sheets are immersed in an antibacterial solution, so the drug molecules are bound to the active center. This combination is quite solid, even if washed more than 50 times will not lose the bactericidal properties, and cotton ...