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Terms for subject Space (127076 entries)
oil hole 注油孔
oil leak 漏油
oil lubrication 油润滑
oil pollution 油污染
oil pressure 滑油压力
oil pressure potentiometer 油压电位计[器]
oil quenching 油淬
oil quenching 油冷淬火
oil remover 除油器
oil ring 刮油涨圈
oil seal 滑油密封
oil spectrum analysis 油光谱分析
oil-air ratio 油气比
oil-air ratio 燃油-空气比
oil-collector
oil-free lubrication 无油润滑
oil-free pump system 无油抽气系统
oil-gas hooked trailer 油-气悬挂拖车
oil-sealed vacuum pump 油封真空泵
OIMS 行星际通信研究学会