radio frequency welding meaning in Hindi

• रेडियो आवृत्‍ति वेल्डिंग

radio: रेडियो वायरलेस
radio frequency: रेडियो आवृति
frequency: प्रायिकता
frequency welding: रेडियो-आवृति
welding: झाल लगाना झलाई

Radio frequency welding is a very mature technology that has been around since the 1940s.