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- acoustic absorption tile 吸声面砖
- A unit of acoustic absorption equivalent to the absorption by one square foot of a surface that absorbs all incident sound. 赛（宾）：吸声计算单位，等于一平方英寸的表面所吸收的全部外来声音的吸收量
- Adopt the classics acoustic absorption theory that Rayleigh founds, establishing acoustic absorption theory model by the orderliness that the change sound impedance. 采用瑞利创立的经典吸声理论，通过声阻抗率的变化规律建立圆管吸声理论模型。
- The noise-deadening property was also analyzed and pointed that it was a new composite material which has much high performance such as excellent noise-deadening and acoustic absorption etc. 选择聚丙烯为纤维原料采用纺丝成网法制成吸声非织造布,以铜、铁粉末为主要隔声材料采用挤出成型工艺制成隔声片材,经化学粘合复合工艺研制出非织造降噪复合材料。
- Bedroom and the living room should be chosen higher water absorption tiles. 而客厅卧室则应选择吸水率较高的地砖。
- Based on the viscosity acoustic absorption theory, Rock material is natural low-pass filter of acoustical wave. 摘要声波在岩石材料中传播时会发生差异衰减现象。
- Acoustic absorption coefficient of wood 木材吸音系数
- acoustic absorption characteristics 吸声特性
- underwater acoustic absorption materials 水声吸声材料
- porous acoustic absorption material 多孔性声吸收材料
- Please place them in tile right order. 请将它们按顺序排好。
- The results showed that with increasing the PMN content, the piezoelectric constant, dielectric constant and acoustic absorptivity of the composite increase. 结果表明，随着压电陶瓷体积用量的增加，材料的压电常数、介电常数和吸声系数均增大。
- THE ACOUSTIC ABSORPTION IN LAYERED POLYMER MATERIALS 分层高分子介质中的声吸收
- Keywords highway;bituminous pavement;acoustic absorpt;noise reducing; 关键词道路;沥青路面;吸音;降噪;
- A medicine or an agent that induces absorption. 吸收剂导致吸收的药品或药剂
- Soil water not available for absorption by plants. 无效水植物不能吸取的土壤水
- Opened the show with an acoustic set. 不用电子乐器开始演出
- Tile salesman cut a large piece from the cloth. 售货员从布匹上截下一大块。
- Material, such as lumber or tile, used in making floors. 地面材料如木料或瓷砖等铺地板用的材料
- A lone tree on the prairie; a lone blue tile in a white floor. 平原上孤立的一棵树; 白地板上唯有的一块蓝瓷砖
