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1·That is interesting because the rachis seems to aid in flight.

这就很有趣了，因为羽轴似乎有助于飞行。

2·Branchlets and inflorescence rachis sparsely pubescent or puberulent.

小枝和花序轴疏生短柔毛或者被微柔毛。

3·Spinal cord is to be located in the organization of a kind of nerve among rachis.

脊髓是位于脊柱中间的一种神经组织。

4·The finding suggests that the barbs and barbules evolved before the rachis in feathers.

该发现表明，羽毛中的羽枝和小羽枝是先于羽轴进化出来的。

5·Its anthotaxy is spica, and amphimixis flowers is serried inserted on the thick rachis.

穗状花序，两性花密集着生于粗大的花轴上。

6·But this specimen lacked the rachis; it just had barbs and barbules down its ribbonlike tail.

但这件标本没有羽轴，带状尾巴上只有羽枝和小羽枝。

7·Pedicels of spikelet pair equal, as long as rachis internode; upper glume with 0. 5-1 mm mucro.

小穗对的花梗等于，倍于轴节间；上面颖片具0。5 - 1毫米短尖头。

8·It showed that the vascular bundle system of rachis in wheat changed apparently under water deficit.

表明水分亏缺显著改变了小麦穗轴维管束系统的显微解剖结构。

9·Raceme rachis and pedicels pubescent or puberulent ; bract and bracteole usually borne on distal 1/2 of pedicel.

总状花序轴和花梗具短柔毛或微柔毛；苞片和小苞片通常生于花梗上部的1/2。

10·Total grain number per spike correlated closely to fruiting primary rachis branch number and existing secondary rachis branch number.

每穗总粒数与结实一次枝梗数和现存二次枝梗数均密切相关。

脊柱

1·Spinal cord is to be located in the organization of a kind of nerve among rachis.

脊髓是位于脊柱中间的一种神经组织。