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-diagnostic facility自动诊断设备
self rectified transmitter自整流发射机
self-healing performance自愈能力
Self - excited Vibration自激振动
self-recuperating burner自身预热烧嘴
self-simulating equation自模拟方程
self-diagnostic function自诊断功能
self-propelled sprinkler自走式喷灌机
self-nanocrystallization自纳米化
self-maintenance circuit自保持电路