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O 开头的英语单词（共 89,563 个）
oil check valve
[网络] 油止回阀；油压止回阀
oil chemistry
[油脂] 油脂化学
oil chuck
液压卡盘
oil circuit breaker
[电] 油压断路器
Oil Circuit Breakers
oil circuit breaker\n【电子学】油断路器[亦作 oil switch]
oil circuit connecting rod
[网络] 连杆油道
oil circuit crankshaft
[网络] 曲轴油道
oil circuit recloser
路自动重合闸
oil circuit-breaker
油断路器
oil circulating pipe
[网络] 油循环管
oil circulating pump
循环油泵
oil circulating reactor
油循环反应器
oil circulation
油循环,润滑油循环
oil circulation cooling
[电] 环流油冷却
oil circulation gauge
油循环压差计
oil circulation pump
循环油泵
oil circulation sywtem
[网络] 润滑油循环系统
oil circulation upmp
[网络] 润滑油循环泵
oil circultion cooling
环流油冷却
oil cistern
[化] 油杯
Oil City
[地名] 石油城 ( 美 )
oil clarifier
[化] 润滑油澄清器
oil classification
油的分类