| Z |
atomic number; impedance.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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|---|---|
| Δ |
the Greek capital letter delta; symbol for an increment, e.g., ΔG (see Gibbs free energy, under energy); also used alone as an abbreviation for change (as in temperature).
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| Δ- |
a prefix designating the position of a double bond in a carbon chain, e.g., Δ9- indicates a double bond between carbons 9 and 10.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| Π |
the Greek capital letter pi, used in mathematics to indicate a product; Π ni=1 xi = x 1 × x 2 × … × xn .
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| Σ |
the Greek capital letter sigma; used in mathematics to indicate a sum; n Σi = 1 xi = x 1 + x 2 + x 3 + … + xn.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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