Большой китайско-русский словарь
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caulking material for cable penetration, retaining frontwall for cable penetration
«电缆贯穿密封堵料»
电缆贯穿密封堵料 в энциклопедиях
电缆贯穿密封堵料 в энциклопедиях
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caulking material for cable penetration, retaining frontwall for cable penetration