您要查找的是不是：
- scallop absorption material 贝壳吸附材料
- 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.
- Amidoxime resin is the best uranium absorption material in the sea water due to its special structure of functional group and excellent absorption property. 偕胺肟型螯合树脂以其特殊的官能团结构、优良的吸附性能而成为从海水中提取铀的最佳材料。
- Finally, the future of noise active control is proposed, that is design theory and method of sound interdict strap, active sound absorption and research of new absorption material. 最后，提出噪声控制工程的未来发展方向，即：声学禁带设计理论与方法，主动吸声，新型吸声材料的研究。
- In this paper, a new hybrid absorption method is brought forward and a new hybrid absorption system is designed which is composted of a layer absorption material and movable rigid panel. 摘要提出了一种新的半主动吸声方法，并设计了一种新的半主动吸声系统。
- In this paper,a new hybrid absorption method is brought forward and a new hybrid absorption system is designed which is composted of a layer absorption material and movable rigid panel. 提出了一种新的半主动吸声方法,并设计了一种新的半主动吸声系统。
- Some people like to eat scallop. 有些人喜欢吃扇贝。
- Sound absorption materials is always used in controlling reverberation time in the acousti-cal design of studios. 对演播厅混响时间的控制,在声学设计上往往通过安装吸声材料来实现。
- We think with the appropriate design of structure, anthracenederivatives can be used as fine two photon absorption materials. 我们认为经过恰当结构设计合成出的蒽基衍生物可能成为一类优良的双光子材料。
- The material is flawed throughout. 这种材料到处是裂缝。
- sound absorption material and structure 吸声材料和吸声结构
- Now, noise absorptive materials are standard features of all new highways. 今天,新建的高速公路都铺上吸音物料。
- electromagnetic wave absorption material 吸波材料
- micro-perforated absorption material 微穿孔吸声材料
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
