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随便看	shielded metal arc welding的意思 shielded-metal-arc welding的意思 shielded mild detonating cord的意思 shielded nucleus的意思 shielded nuclide的意思 shielded pair的意思 shielded pole instrument的意思 shielded probe的意思 shielded resistor的意思 shielded room的意思 shielded speaker的意思 shielded thermocouple的意思 shielded transformer的意思 shielded transmission line的意思 shielded tube的意思 shielded twisted pair的意思 shielded twisted pair{=stp}的意思 shielded type cable的意思 shielded walkway的意思 shielded welding的意思 shielded wire的意思 shield electrode的意思 shield,electronstatic的意思 shield--electronstatic的意思 shield enclosed mount的意思