This thesis selects hydrotalcite as selective IR absorption material by its characters of layer and ion-exchangeable. 本论文利用水滑石层状结构特点和层间离子的可交换性，将其作为选择性红外吸收材料。
In the air blower and the blade carrier installs air noise reduce and absorption material, the movement noise is lower than 75 decibels. 风机风箱、风刀室内安装降噪音、吸音材料,运行噪音低于75分贝。
Inside wall of pump chamber is adhibited with sound absorption material, equipped with double layer sound isolation door. 水泵房等房间内壁贴吸声材料。采用双层隔音门。
The paper chooses the appropriate muffler,and experiments with the capability of sound absorption material,and designs the dustproof project. 本文通过选择合适的消声器以及吸声材料实验和防尘方案的设计。
Commonly conventional radars can not discover the stealth target with optimized design and covered with microwave absorption material. 对于优化设计和涂有吸波材料的隐身目标一般用常规雷达无法发现。
Scattering fields of complex target coated with anisotropic radar absorption material(ARAM) were calculated using the method of graphical electromagnetic computing. 采用图形电磁计算方法分析涂敷各向异性雷达吸波材料的简单及复杂目标的电磁散射.