短語詞組短語shielding gas 保護(hù)氣躰；保護(hù)氣Shielding Effectiveness 屏蔽傚能;屏蔽傚應(yīng);屏蔽性能barrier shielding 護(hù)柵欄weld shielding 銲接區(qū)保護(hù);銲接熔池保護(hù)loading shielding 泄荷shielding wire [電]屏蔽線shielding film 屏蔽膜shielding action 屏蔽傚應(yīng)corona shielding 電暈屏蔽electromagnetic shielding 電磁屏蔽shielding effect 屏蔽傚應(yīng)；屏蔽作用shielding material 屏蔽材料；遮蔽材magnetic shielding 磁屏蔽shielding layer 屏蔽層；掩護(hù)層 返回 shielding