单词	rope core barrel
释义	rope core barrel 气绳索式岩心筒
随便看	electrification of hydropower-based rural areas electrification of sand particles electrification of the countryside electrification of transport electrification on construction site electrification operation electrification plan electrification project electrification railroad Electrification railway electrification railway reconstruction electrification rebuild electrisation electrisations electrise electrised electrises electrising electrit electrification electrification by evaporation electrification by friction electrifications electrification scheme electrification specification