selfcheckn.自校验
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-paced treadmill自定速度跑车
self cleaning drilling自动除粉钻眼
self-contained plant自给企业,自备动力设备
Self-reports of pain自我报告疼痛
self-texturing paint自变花纹漆
self-rotated stopper自动旋转伸缩式凿岩机,自动旋转向上式凿岩机
self-checking device自动校准装置