| granulation |
The cellular structure of the photosphere. "Granules" are formed by convection, each one is quite large, about 700 to 1000 km (400 - 600 miles) in diameter.
출처: ds9.ssl.berkeley.edu/LWS_GEMS/resource/glossary/
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| granulation |
One of the oldest jewelry design techniques, dating to 2500 BC. Tiny grains of gold or other metal are stuck to a surface as ornaments
출처: www.firemountaingems.com/beading_glossary_index.as...
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