短語詞組短語oil l accumulator 油液蓄壓器air -oil accumulator 空氣oil -return accumulator 回油蓄能器heavy gas oil accumulator 重蠟油集油箱lubricating oil accumulator 潤滑油積聚器return oil accumulator 回油蓄能器oil accumulator accession 貯油裝置oil accumulator sphere 球形滑油蓄壓器 返回 oil accumulator