self seal自密封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-compacting mortar自密实砂浆self adapting morphology自适应形态学Self - creation spirit自为精神self- adaptive control自适应控制self-supporting target自托靶self-conjugate element自共轭元素self-propelled combine自走式联合收割机self-operated business自营业务self-rugulating heater自调节加热器self-induced vibration自感振动