˹á arrow arrow Ҥҫ
˹áԧʹԴ
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ѤҪԡ
Ѻ͡!

ʶԵԼ
: 2507580 
й 4 ؤŷ ͹Ź
Ҥҫ PDF
        Ҥҫ (  Gas Constant, R ) : R=0.0821 liter atmmol-1K-1