Arid region and semiarid region

Bachu Region of Xin jiang Autonomous Region

Electric power transmission from western region to eastern region

object of flood control protected object

Greater China economic region

‘knee’ region

10+3 region

16s~23s rRNA intergenic spacer region

16S-23S rDNA intergenic spacer region

16S-23S rRNA spacer region gene

2009 Samoa Islands region earthquake

28S rDNA D2 region

2-D histogram region θ-division

2-dimensional bounded region

3 counties of northern Shandong seaboard region

3’ flank region

3’ Non-coding region

3’ regulatory region

3’ untranlated region

3’ untranslated region