Abundance and distribution of SSRs on the two arms of each chromosome showed much in common.

进一步分析显示，微卫星在每条染色体两臂的丰度和分布存在着很多的相似性。

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The abundance and distribution of Eriocheir sinensis in the mouth of Changjiang River were studied through its occurrence, statistic data from 1970 - 1995 and investigations from 1996 -1998.

根据1970-1995年长江口中华绒螯蟹蟹苗捕捞情况、产量统计和1996～1998年长江口中华绒螯蟹蟹苗的调查资料，对蟹苗的分布和数量变动进行了分析研究。

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Carbonate with lower organic abundance can generate certain hydrocarbon, yet has poor generation potential with less thickness and limited distribution.

碳酸盐岩有机质丰度较低，具有一定的生烃能力，但厚度较小，分布局限，生烃潜力不大。

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For example, Dr Jiao and his colleagues want to map the abundance, composition and distribution of refractory molecules in more detail.

ECONOMIST: Bacteria and climate change: Invisible carbon pumps | The

The Ocean Biogeographic Information System (OBIS) is an open, online database and tool on the biodiversity, geographic distribution and abundance of marine life.

UNESCO: MEDIA SERVICES