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¸ù¾Ý$k¡÷{l}_{1}^{\;}+{p}_{1}^{\;}S={p}_{0}^{\;}S+mg$
µÃ${p}_{1}^{\;}={p}_{0}^{\;}+\frac{mg-k¡÷{l}_{1}^{\;}}{S}$
${V}_{1}^{\;}=£¨{l}_{0}^{\;}-¡÷{l}_{1}^{\;}£©S$
${T}_{1}^{\;}=300K$
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${p}_{0}^{\;}{V}_{0}^{\;}={p}_{1}^{\;}{V}_{1}^{\;}$
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µÃ${p}_{2}^{\;}={p}_{0}^{\;}+\frac{mg+k£¨¡÷{l}_{2}^{\;}-¡÷{l}_{1}^{\;}£©}{S}$
${V}_{2}^{\;}=£¨{l}_{0}^{\;}+¡÷{l}_{2}^{\;}-¡÷{l}_{1}^{\;}£©S$
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ÕûÀíµÃ${T}_{2}^{\;}=\frac{{p}_{2}^{\;}{V}_{2}^{\;}{T}_{1}^{\;}}{{p}_{1}^{\;}{V}_{1}^{\;}}$
${T}_{2}^{\;}=486K£¨»ò213¡æ£©$
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