近20年来福州城市热环境变化遥感分析
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侯浩然, 丁凤, 黎勤生
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Remote Sensing Analysis of Changes of Urban Thermal Environment of Fuzhou City in China in the Past 20 Years
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HOU Haoran,DING Feng,LI Qinsheng
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| 表5 福州市建成区各年地表温度等级的面积、比例和URI |
| Tab. 5 Area and percentage of each LST level and URI indexes of urban built-up areas in 1994, 2003 and 2016 |
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| 温度等级 | 1994-05-12 | 2003-05-29 | 2016-07-27 | | 面积/km2 | 占比/% | 面积/km2 | 占比/% | 面积/km2 | 占比/% | | 1级（低温） | 0.75 | 1.02 | 3.64 | 2.02 | 2.56 | 0.93 | | 2级（较低温） | 3.76 | 5.15 | 7.48 | 4.15 | 10.61 | 3.86 | | 3级（次中温） | 7.57 | 10.36 | 21.03 | 11.66 | 24.51 | 8.92 | | 4级（中温） | 25.23 | 34.53 | 43.58 | 24.16 | 53.04 | 19.30 | | 5级（次高温） | 19.57 | 26.78 | 59.00 | 32.71 | 111.64 | 40.62 | | 6级（高温） | 10.39 | 14.23 | 36.31 | 20.13 | 60.85 | 22.14 | | 7级（特高温） | 5.79 | 7.93 | 9.33 | 5.17 | 11.62 | 4.23 | | URI | 0.39 | 0.46 | 0.52 |
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