oil-line英'ɔɪll'aɪn美'ɔɪll'aɪnBNC²³⁶²¹³⁺¹ 基本例句 油道¹⁰⁰ The oil-line structure, control system and their working principles of the hydraulic lifting system for the main magnets of CYCIAE-30 cyclotron are introduced. 研究设计了 CYCIAE-30回旋加速器主磁铁液压举升系统的油路结构和控制系统,并说明了它的工作原理。 cnki