单词	滚齿岩心钻具
释义	滚齿岩心钻具rolling cutter core head
随便看	common control switching arrangement，ccsa common control switching system common control system common control unit common conversation common coral tree common coral tree; erythrina cristata galli l common core common core curriculum common core standards common-core syllabus common cormorant common cosmos common cosmos--cosmos bipinnatus cav. common cost common costs common cotton wood common cotton wood (populus balsamifera common cotton wood (populus balsamifera， l. var. virginiana， sarg.) common council common-council commoncouncil common councilman common-councilman commoncouncilman