00000nz a2200000n 4500 001 KSH2001004601 005 20021114000000 008 010316 n azknn|abn |a a|a | 150 ▼a화산 활동[火山活動]▲ 450 ▼wr▼i영어▼avolcanic activity▲ 550 ▼wg▼a내적 영력[內的營力]▲ 550 ▼a변동대[變動帶]▲ 550 ▼a화산 활동기[火山活動期]▲ 550 ▼a화산[火山]▲