| nanogram |
one billionth (1/1,000,000,000) gram
출처: wordnet.princeton.edu/perl/webwn
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|---|---|
| nanogram |
A measure of weight. One nanogram weighs a billion times less than one gram, and almost a trillion-times less than a pound.
출처: www.stjude.org/glossary
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| nanogram |
One billionth (10 -9 ) of a gram.
출처: www.arb.ca.gov/toxics/tac/appendxc.htm
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