selfpoisen.自动平衡(镇静)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-help through production生产自救self-assembling at interface异相界面自组装self-propelling landing gear自行推进式起落架self-reversing diesel engine自可逆转式柴油机self inlerference cancellation自干扰抵消self-similar fractal measure自相似分形测度self-cleaning pipeline fiher自清洗管道过滤器self-equalizing preamplifier自动均衡前置放大器,自均衡前置放大器self-made teaching equipment自制教学设备self-loading wheeled scraper自动装载轮式铲运机