The value of a magnetic material core varies according to the frequency of operation.

核心价值一磁性材料根据不同的操作频率。

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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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Taking the front floor as an example, mainly introduced the hoisting wedge driver installed in active pressing material core and making use of reverse wedge driver to form the up flanging structure.

以某车型前地板为例，重点介绍了吊装斜楔驱动器安装在活动压料芯上的结构和利用反向斜楔完成向上翻边的结构。

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

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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.

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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