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   Chinese
Terms for subject Oil / petroleum containing 口盖 | all forms | in specified order only
ChineseEnglish
口盖hole cover
分离口盖free operculum
口盖nozzle cap
封盖井口cap a well
清扫口盖clean-out cover
联结口盖attached operculum
口盖hatch deck
口盖hatch cover