The insulation material core plays a part in heat insulation and energy saving, and reduces roof weight due to its lightweight.

保温芯材不仅起到保温节能的作用，而且由于轻质，可降低屋面重量。

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The method has been applied to the complex model analysis of a sandwich cantilever beam with viscoelastic damping material core and verified experimentally.

应用上述方法对悬臂约束阻尼层梁的复模态参数进行了分析，并进行了实验验证。

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As a new kind of material, core-shell structure nanocomposite materials have become the focus of intensive research owing to their distinctive geometries, novel properties, and potential applications.

作为一种新型的材料，核-壳结构纳米复合材料由于其独特的结构、性质和巨大的潜在应用前景，引起人们广泛的研究兴趣。

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However the bulk of the course has remained a standard block of core material.

CNN: Degrees go for specialist redesign

Scientists speculate that the silicates stuck to the mantle might also be caught up in mantle convection and carried to the surface, accounting for reports of core material in lava erupting from hot, spot plumes, like those under Hawaii.

BBC: Earth's wobbles reveal deep secrets

The News tablets will come loaded with material from the Common Core State Standards (CCSS), a K-12 curriculum developed by a broad coalition of education experts and supported by most states.

FORBES: Conflict Of Interest Behind News Corp Tablet