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It exhibit Japanese cedar diffusers could control the scattering and absorption sound energy in interior sound field. The results show it is feasible to improve the sound field of rectangular room by change the room shapes and arrange the diffusers in the space.

研究结果显示，对於矩形且没有适当装修材配置的空间，藉由室形的改变可以改善声场的缺陷，同时配合扩散材的运用，可以针对室内声场不足的声能分布有效提高，并改善聆听音乐空间声场效果。

English Abstract): This study is application the Japanese cedar diffusers and different room shapes design effects of the interior sound field for the better listening environment.

中文摘要：为获得良好的聆听音乐空间环境，本研究利用电脑模拟之声场预估方法，探讨室形变化与柳杉材扩散板之应用等规划对室内声场之影响。

When the Japanese cedar diffusers add in each simulation could lower the SPL level and get the similar data in three different shapes,.

室内空间在配置柳杉材扩散板后，整体而言声压位准明显下降，并且各测点之声压位准差异降低，显示柳杉材扩散板之散射及吸音性能对声场有显著之影响。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。