Panurus biarmicus is further to the birds of Muscicapinae, so it may be exalted to a absolute family, but this need a further study.
文须雀与原鹟科的各种鸟类亲缘关系均较远,故倾向于把文须雀属提升为科,但此点尚需作进一步的深入研究。
The distribution and variation of sand amount (A) , absolute and relative, at the height layer of 0-10 cm are qualitatively and quantitatively analysed.
本文对0—10厘米垂直高度层内沙量(包括绝对和相对)的分布及变化,进行了定性和定量分析。
The distribution and variation of sand amount (A) , absolute and relative, at the height layer of 0-10 cm are qualitatively and quantitatively analysed.
本文对0—10厘米垂直高度层内沙量(包括绝对和相对)的分布及变化,进行了定性和定量分析。
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