基本解釋[經(jīng)濟(jì)學(xué)]屏蔽變壓器詞組短語短語shielded d transformer 屏蔽變壓器oil gas shielded type transformer 充油封閉式變壓器super shielded transformer 超隔離efficacy measurement of shielded transformer 屏蔽傚能測(cè)試shielded transformer更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)屏蔽變壓器