It is widely used in mini-radiostation,moobilecommunication,pager,interphone,CTV,video cassette recorder,remote control unit,telephone,electric clock,VCD,DVD,computer,ect .
Methods Urinary calculus were removed by ureteric lithotripsy with ureteroscope or mini-invasive percutaneous neral fistulation lithotripsy removed the urolithus.
Using MINI CONTACT polar poind to check the turtar stability of dry white wine,the conductivity descend value decreased,the wine's stability increased.