词汇	crude asphalt petroleum
释义	crude asphalt petroleum n.沥青质原油
随便看	threeroll stretching assembly three roll stretching assembly threeroll tandem calenders three roll tandem calenders three-roll tandem roller three-roll temple three-roll three-wheel roller threeroll triangular calenders three roll triangular calenders three roll troughing idler three roll type coiler three-roll-type coiler three-roll unbender threeroll utility calenders three roll utility calenders threeroll vertical calenders three roll vertical calenders threeroom three-room three room and two halls three-room flat three rooms three-rooms three rooms and two halls Three Root Anticancer Prescription