破火山口
pò huǒ shān kuǒ
- caldera
破火山口
破火山口[pò huǒ shān kuǒ]
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1220铀矿田位于破火山口中。
Uranium ore field No , 1220 is located in the caldera .
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模拟退火法反演远震P波波速慢度及方位数据求解长谷破火山口地壳速度结构
Simulated annealing inversion of tele-seismic P-wave slowness and azimuth for crustal velocity structure at Long Valley caldera
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结果表明：马里亚纳岛弧上的埃斯梅拉尔达破火山口的热液硫化物的形成温度最高（达275℃），而成为高温产物的代表；
It is shown from the test results that the hydrothermal sulfide sampled from the Esmeralda caldera of the Mariana Island Arc is the representative of high temperature products with a formation temperature of 275 ℃;