短語詞組短語heavy hydrocarbon oil 重質(zhì)烴油heavy -oil reservoir 重質(zhì)油油藏heavy shale oil 重質(zhì)頁巖油heavy gas oil accumulator 重蠟油集油箱heavy recoil oil 重反沖油heavy crude oil 重原油;重質(zhì)原油 返回 heavy oil