搪瓷材料属于无机非金属材料，它是一种深覆在金属表面的一层或多层玻璃质釉，在高温下烧制而成的金属与无机氧化物牢固结合的复合材料。
Porcelain enamel belongs to the inorganic nonmetallic material, it is one kind of compound materials, which was coated on the metal surface and burned under high temperature.
通过对磁场模型和木卫二表面的照片进行分析，科学家们早就怀疑在距其表面10 - 30公里处存在一个约160千米(100英里)深的大洋。
From models of magnetic forces, and images of its surface, scientists have long suspected that a giant ocean, roughly 160km (100 miles) deep, lies somewhere between 10-30km beneath the ice crust.
通过对磁场模型和木卫二表面的照片进行分析，科学家们早就怀疑在距其表面10 - 30公里处存在一个约160千米(100英里)深的大洋。
From models of magnetic forces, and images of its surface, scientists have long suspected that a giant ocean, roughly 160km (100 miles) deep, lies somewhere between 10-30km beneath the ice crust.
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