词汇	welded connection
释义	welded connection 焊接合,焊接头
随便看	switching threshold switching threshold current switching through relay switching-through relay switching tie switching time switching time constant switching time of bipolar transistor switching time of semiconductor diode switching time slot switching to a cyclic economy switching topology switching torque switching tower switching track switching track for inclined shaft switching transfer functions switching transformer switching transient switching transient dissipation switching transients switching transister switching transistor switching transition switching trolley