“熔融的”用英语怎么说

岩石圈之下是由部分熔融的橄榄岩所组成的软流圈.Below the lithosphere is the rheosphere comprising partly fused peridotite.氦和氖的测定,提供了更多的关于地球并非全部熔融的证据.Helium and neon measurements provide further evidence that the earth was not completely melted....