selfdrivevt.自动推进(自动步进)n.自动推进(自动步进)
selfn.自己;本性;自我pron.我自己;你自己;他或她自己adj.始终如一的;同一类型的;性质不变的v.近亲繁殖;自花授粉
self-owned capital ratio自有资本比率
self-recording barometer自录气压计,自记气压计
self recording thermometer温度记录机
self -regulated learning自我导向的学习
self-folding strip chart自折叠条形记录纸带
self-balancing potential[电] 自衡电位计
self- adaptation control直接自适应控制