kē / xué / jiā / tōng / guò / duì / bǐ / wēn / dù / lái / fēn / xī / bù / tóng / wù / zhì / de / lín / jiè / tè / xìng / 。科学家通过对比温度来分析不同物质的临界特性。Scientists analyze the critical properties of different substances using reduced temperature.