After collecting a sample of fresh spatter, a geologist is silhouetted against a fountain of molten lava spouting from Hawaii's Mauna Ulu.
夏威夷毛纳。乌庐(Mauna Ulu .)活火山喷发形成熔岩喷泉，采集样品的地质学家剪影。
2
The steel sample is molten by radio freguency induction heating in pure nitrogen flow.
试样在高纯氮气流中用高频感应加热熔融。
3
We introduce several instantly used fluxes, melting-pot and their choosing when molten method is used to process of analytic sample explores operation dexterity as well as process silicate sample.