短語(yǔ)詞組短語(yǔ)shielding gas 保護(hù)氣體；保護(hù)氣Shielding Effectiveness 屏蔽效能;屏蔽效應(yīng);屏蔽性能barrier shielding 護(hù)柵欄weld shielding 焊接區(qū)保護(hù);焊接熔池保護(hù)loading shielding 泄荷shielding wire [電]屏蔽線shielding film 屏蔽膜shielding action 屏蔽效應(yīng)corona shielding 電暈屏蔽electromagnetic shielding 電磁屏蔽shielding effect 屏蔽效應(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