Similar to 海嶺
DDT
DDT▲1 trendsDomain Name System
Domain Name SystemDTP
Desktop publishing▲1 trendsFPGA
Field-programmable gate array▲1 trends0
0▲1 trends1
1▼-2 trends2
23
34
45
56
67
78
89
913
13 (number)19
19 (number)40
40 (number)50
50 (number)70
70 (number)1349
1349 (band)火山地形
火口原
火砕丘
Pyroclastic cone火砕流台地
Volcanic plateau#Pyroclastic plateauカルデラ
Caldera▲1 trends岩頸
Volcanic plug間欠泉
Geyser寄生火山
Parasitic cone