1、

The census results show that big changes have taken place in the population's age composition.

这次人口普查反映出中国人口年龄结构发生了较大变化.

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2、

The age composition and growth of Cerithidea cingulatus in Ningbo Coast are reported.

报道了宁波沿海珠带拟蟹守螺种群的年龄组成与生长情况.

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3、

There are obvious relationships between the age composition of population and the population density.

界于两者之间为亚成年组。还探讨了小家鼠种群年龄组成的变化及其与种群密度的关系;

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4、

The age composition was 1 to 4 years, the dominant being 1 and 2 years.

年龄组成为1-4龄,以1龄和2龄鱼占优势。

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5、

Different case classifications had different age composition.

病例分型不同,年龄构成不同。

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6、

The age structure of most dominant species community is declining, and the community species composition unstable.

样地内多数优势种群的年龄结构为衰退型, 群落的种类组成不稳定.

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8、

During the creep aging process, aging and forming would be occured simultaneously and affected mutually. The pre-deformation, pre-aging, grain size, alloy composition and so on, would impact on the resilience and ultimate performance during creep age forming.

蠕变时效成形是蠕变和时效相互影响的过程,预变形、预时效、晶粒大小、合金成分等都会对蠕变时效成形的回弹和最终性能产生影响。

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9、

At growing age, spraying boric fertilizer with proper amount can reduce nicotine content evidently and improve aroma quality, which giving rise to harmony of chemical composition of tobacco shred and better quality in the round.

在团棵期和旺长期喷施硼肥,掌握在适宜用量的范围不仅可有效降低红土晒烟的烟碱含量,使烟丝化学成分更趋协调,而且改善了红土晒烟的香气品质,使整体内在质量获得提高。

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