The result showed that there was obvious gradient in the distribution of the hardness and microstructure of the composite layer.

研究结果表明，复合材料层的硬度及显微组织分布均存在明显的梯度。

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Composite layer board model is adopted to analyse functionally gradient materials cantilever board.

采用复合材料层合板模型，对梯度功能材料悬臂板进行了分析。

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Hydroxyapatite composite coatings were classified into three kinds according to their feature, i. e. single layer composite coating, double layer composite coating and gradient composite coating.

将羟基磷灰石复合涂层按照特征分为三类，即单层复合涂层、双层复合涂层和梯度复合涂层。

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Hydroxyapatite composite coatings were classified into three kinds according to their feature, i. e. single layer composite coating, double layer composite coating and gradient composite coating.

将羟基磷灰石复合涂层按照特征分为三类，即单层复合涂层、双层复合涂层和梯度复合涂层。

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