"The work mechanism of the sea urchin tooth is a key

"The work mechanism of the sea urchin tooth is a key.Designing on the shape is good enough, again applied similar mechanism, have ego beat the knife of whetting the function to have, theoretically can develop, "he says.
(Responsibility editor:Zhao Ting)
Win the wide net December 27 news in Washington reports according to voice 《the news maneuvers 》 of China, at the moment, the United States of the ocean the other shore is also suffering the raid of heavy snow, make the United States fly to the service of China to be subjected to not small influence, currently the airline of the United States already because suddenly and violently snow cancel several hundred classes of services, the Chinese international radio station halts American reporter, Wang Xian Xian , just deliver come of report: