An international research team led by the german University of Jena has now developed a promising approach to significantly reducing blood clotting on the heart

Fluorine rubber refers to a synthetic polymer elastomer containing fluorine atoms on the carbon atom of the main chain or side chain, which not only

1. Nylon 66: English abbreviations PA66, compared to the ABS and PP, there is relatively high temperature resistance, can be applied to a high temperature

Listen, the bell of Christmas Eve, that is Christmas greetings—Jingteng seiko wishes you Merry Christmas !