最长与最短染色体比值变化较大，为2.78～3.20； 平均臂比、着丝点指数、核型不对称系数、相对长度变化范围较小。
The ratio of the longest chromosome to the shortest range in 2.78~3.20. And index, index of karyotypic asymmetry and relatived length changed indistinctly.
能谱的幂指数随源耀斑的磁方位角而增加，分布有明显的东西不对称性。
The power index of spectrum increases with the magnetic azimuth of source flares, the distribution of which shows a marked east-west asymmetry.
近年来出现的天气指数保险代表了农业保险的新进展，它减少了农业保险中的信息不对称，从而在一定程度上克服了逆向选择和道德风险。
Weather index insurance presents a new stage of agricultural insurance. Weather index insurance reduces the information asymmetry to overcome adverse selection and moral hazard in some way.
近年来出现的天气指数保险代表了农业保险的新进展，它减少了农业保险中的信息不对称，从而在一定程度上克服了逆向选择和道德风险。
Weather index insurance presents a new stage of agricultural insurance. Weather index insurance reduces the information asymmetry to overcome adverse selection and moral hazard in some way.
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