Self Help管壳类型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-balancing impeller自平衡叶轮self-defined data types自定义数据类型self-maintained circuit自激振荡电路self- marketing product自销产品Self-assembly monolayer组装膜self-adjusting universe论域自调整self-excitation circuit激发电路self-organizing program自组织程序self-diagnosis function自行诊断功能self-enhancement motive自我增强动机