Changes of the skeletal age of boys and girls during adolescent mutation period were greater than those of the age.
处在青春发育期的男、女孩骨龄的变化幅度明显大于生活年龄。
According to the character of non linear network traffic, the traffic time series is decomposed into trend component, period component, mutation component and random component.
文章考虑网络流量非线性的特点，通过不同的数学模型将流量时间序列分解成趋势成分、周期成分、突变成分和随机成分。
The main mutant-types induced by EMS were ear visibles, seed visibles, stem visibles, leaf character mutation, fertility mutation and mature period mutation.
EMS诱变产生的主要突变类型有：穗部形态突变、籽粒形态突变、茎秆形态突变、叶片性状突变、育性突变及熟期突变等。
That may be a common physiological mechanism which means organism can control the expression of genes and resist the virus infection, or the DNA mutation induced by during the period of evolution.
在进化上，这可能是生物调控基因表达及抵御病毒侵染或转座子诱导DNA突变的一种共有的生理机制。
As compared with the conversational breeding, spaceflight mutation breeding is of high mutagenesis frequency, wide variation extent, short breeding period and more elite mutants, etc.
与常规育种相比，航天诱变育种具有诱变频率高、变异幅度大、育种周期短、有利突变体多等特点。
Mutation analysis showed that the saltation of sunshine durations at tobacco growth period in western Henan occurred in 1981.
突变分析表明，豫西烟区烤烟生育期的日照时数在1981年发生突变。
Mutation analysis showed that the saltation of sunshine durations at tobacco growth period in western Henan occurred in 1981.
突变分析表明，豫西烟区烤烟生育期的日照时数在1981年发生突变。
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