稚虫
zhì chóng
- naiad;nyad;nympho
稚虫 稚虫
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[naiad] 半变态昆虫类的幼虫。其生活习性与成体迥异,如蜻蜓幼体时水生,以腮呼吸,成虫则陆生,用气管呼吸
稚虫[zhì chóng]
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用PCR法检测虱卵、稚虫、饲24小时成虱、饲48小时成虱，HBVdna阳性率分别为15.0%、28.6%、60.0%、87.5%。
Nymphae , lice fed 24 hours and 48 hours were detected by PCR method , HBV DNA positivity rate was 15 . 0 % . 28.6 % , 60 . 0 % and 87 . 5 % respectively .
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蜉蝣稚虫蛋白质和酯酶同工酶的研究
Studies on Protein and Esterase Isoenzymes of Mayfly Nymphs
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形态各异的不同种类蜉蝣稚虫生活在不同的小环境，表明种类演化和形态变化与环境有密切关系。
This indicates that there is a close relationship between species divergence , nymphal morphology derivation and microhabitat .
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蜉蝣孵化出来后有1&3年作为稚虫生长，作为成虫只活一天。
Mayflies , after hatching and then spending one to three years developing as naiads , live only one day as adults .