1+ <!DOCTYPE html>
2+ < html lang ="en " xmlns:font-weight ="http://www.w3.org/1999/xhtml ">
3+ < head >
4+ < link rel ="stylesheet " type ="text/css " href ="exercise1_style.css ">
5+ < meta charset ="UTF-8 ">
6+ < title > 太阳系中行星的一些数据。</ title >
7+ </ head >
8+ < body >
9+ < div class ="all ">
10+ < div class ="all-table ">
11+ < table >
12+ < h4 style ="font-weight: normal "> 太阳系中行星的一些数据。< span > </ span > (资料取自
13+ < a href ="https://pds.nasa.gov/ "> NASA 行星数据 - 公制</ a >
14+ ,图片取自NASA 照片库。)
15+ </ h4 >
16+ < tr style ="font-weight: bold " class ="background-color2 ">
17+ < td colspan ="2 " class ="background-color1 "> </ td >
18+ < td style =" font-weight: bold; border-top: black solid " class ="col-three "> 名字</ td >
19+ < td > 图片</ td >
20+ < td > 质量(10< sup > 24</ sup > kg)</ td >
21+ < td > 直径(km)</ td >
22+ < td > 密度(km/m< sup > 3</ sup > )</ td >
23+ < td > 重力(m/s< sup > 2</ sup > )</ td >
24+ < td > 天长(小时)</ td >
25+ < td > 与太阳距离(10< sup > 6</ sup > km)</ td >
26+ < td > 平均温度(℃)</ td >
27+ < td > 卫星数据</ td >
28+ < td > 备注</ td >
29+ </ tr >
30+ < tr class ="background-color1 ">
31+ < td rowspan ="4 " colspan ="2 " style ="font-weight: bold " class ="background-color2 "> 类地行星</ td >
32+ < td class ="col-three "> 水星</ td >
33+ < td > < img src ="img/1.png "> </ td >
34+ < td > 0.330</ td >
35+ < td > 4,879</ td >
36+ < td > 5427</ td >
37+ < td > 3.7</ td >
38+ < td > 4222.6</ td >
39+ < td > 57.9</ td >
40+ < td > 167</ td >
41+ < td > 0</ td >
42+ < td > 距太阳最近</ td >
43+ </ tr >
44+ < tr class ="background-color3 ">
45+ < td class ="col-three "> 金星</ td >
46+ < td > < img src ="img/2.png "> </ td >
47+ < td > 4.87</ td >
48+ < td > 12,104</ td >
49+ < td > 5243</ td >
50+ < td > 8.9</ td >
51+ < td > 2802.0</ td >
52+ < td > 108.2</ td >
53+ < td > 464</ td >
54+ < td > 0</ td >
55+ < td > </ td >
56+ </ tr >
57+ < tr class ="background-color1 ">
58+ < td class ="col-three "> 地球</ td >
59+ < td > < img src ="img/3.png "> </ td >
60+ < td > 5.97</ td >
61+ < td > 12,756</ td >
62+ < td > 5514</ td >
63+ < td > 9.8</ td >
64+ < td > 24.0</ td >
65+ < td > 149.6</ td >
66+ < td > 15</ td >
67+ < td > 1</ td >
68+ < td > 我们的世界</ td >
69+ </ tr >
70+ < tr class ="background-color3 ">
71+ < td class ="col-three "> 火星</ td >
72+ < td > < img src ="img/4.png "> </ td >
73+ < td > 0.642</ td >
74+ < td > 6,792</ td >
75+ < td > 3933</ td >
76+ < td > 3.7</ td >
77+ < td > 24.7</ td >
78+ < td > 227.9</ td >
79+ < td > 65</ td >
80+ < td > 2</ td >
81+ < td > 红色星球</ td >
82+ </ tr >
83+ < tr class ="background-color1 ">
84+ < td rowspan ="4 " style ="font-weight: bold " class ="background-color2 "> 类木行星</ td >
85+ < td rowspan ="2 " style ="font-weight: bold " class ="background-color2 "> 气巨星</ td >
86+ < td class ="col-three "> 木星</ td >
87+ < td > < img src ="img/5.png "> </ td >
88+ < td > 1898</ td >
89+ < td > 142,984</ td >
90+ < td > 1326</ td >
91+ < td > 23.1</ td >
92+ < td > 9.9</ td >
93+ < td > 778.6</ td >
94+ < td > -110</ td >
95+ < td > 67</ td >
96+ < td > 太阳系最大</ td >
97+ </ tr >
98+ < tr class ="background-color3 ">
99+ < td class ="col-three "> 土星</ td >
100+ < td > < img src ="img/6.png "> </ td >
101+ < td > 568</ td >
102+ < td > 120,536</ td >
103+ < td > 687</ td >
104+ < td > 9.0</ td >
105+ < td > 10.7</ td >
106+ < td > 1433.5</ td >
107+ < td > -140</ td >
108+ < td > 62</ td >
109+ < td > </ td >
110+ </ tr >
111+ < tr class ="background-color1 ">
112+ < td rowspan ="2 " style ="font-weight: bold " class ="background-color2 "> 冰巨星</ td >
113+ < td class ="col-three "> 天王星</ td >
114+ < td > < img src ="img/7.png "> </ td >
115+ < td > 86.8</ td >
116+ < td > 51,118</ td >
117+ < td > 1271</ td >
118+ < td > 8.7</ td >
119+ < td > 17.2</ td >
120+ < td > 2872.5</ td >
121+ < td > -195</ td >
122+ < td > 27</ td >
123+ < td > </ td >
124+ </ tr >
125+ < tr class ="background-color3 ">
126+ < td class ="col-three "> 海王星</ td >
127+ < td > < img src ="img/8.png "> </ td >
128+ < td > 102</ td >
129+ < td > 49,528</ td >
130+ < td > 1638</ td >
131+ < td > 11.0</ td >
132+ < td > 16.1</ td >
133+ < td > 4495.1</ td >
134+ < td > -200</ td >
135+ < td > 14</ td >
136+ < td > </ td >
137+ </ tr >
138+ < tr class ="background-color1 ">
139+ < td colspan ="2 " style ="font-weight: bold " class ="background-color2 "> 矮行星</ td >
140+ < td style =" font-weight: bold; border-bottom: black solid " class ="col-three "> 冥王星</ td >
141+ < td > < img src ="img/9.png "> </ td >
142+ < td > 0.0146</ td >
143+ < td > 2,370</ td >
144+ < td > 2095</ td >
145+ < td > 0.7</ td >
146+ < td > 153.3</ td >
147+ < td > 5906.4</ td >
148+ < td > -225</ td >
149+ < td > 5</ td >
150+ < td > 2006年降格,但< span > < a href ="# "> 尚存争议</ a > </ span > 。</ td >
151+ </ tr >
152+ </ table >
153+ </ div >
154+ </ div >
155+ </ body >
156+ </ html >
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