上车架总成翻转机已申请专利，并已广泛应用在焊接过程中。
The unit assembly turnover mechanism has been applied for patent and used extensively in welding process.
本文着重从焊接夹具方面对侧围总成装焊拼台的设计作介绍。
This paper introduces the design of the bench of the assembling and welding of the lateral assembly with focus on welding jig.
本文介绍超声波在国产轿车后保险杠总成焊接中的应用，着重介绍了该焊装线的组成。
The paper describes the application of the ultrasonic in welding car's bumper, especially in the construction of the welding line.
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