This paper describes briefly the acoustical quality of Jilin gymnasium for ice skating activities, and acoustic measurements of perforated panel of g.
本文介绍吉林滑冰馆音质设计、穿孔玻璃钢板声学测试和玻璃钢吸声体的应用。
Objective: To research the acoustical quality of gastrointestinal contents and the attenuation criterion of ultrasound passing through gastrointestinal contents.
目的：探索胃肠内容物的声学特性及超声波经过胃肠内容物的衰减规律。
Creating a favorable acoustical environment is an aspect to improve building quality and living amenity, and also a new concept cognized and emphasized by the owners.
创造良好的居住声环境是提升建筑品质和提高生活舒适性的一个方面，也是逐渐被业主认知和重视的新概念。
The most important acoustical property is the sound insulating or absorbing quality of the material.
最重要的声学特性是隔音或吸音材料的质量。
The pulsed argon laser thus obtained is used as a reconstruction light source for liquid surface acoustical holography, resulting in a greatly improved image quality.
脉冲氩离子激光用于液面法声全息提高了动态声全息的成象质量。
It also gives an introduction to the malfunction and its debugging when locating the quality index of the acoustical image graphics.
还介绍了检定B超的声像图质量指标常见故障及排除方法等。
It also gives an introduction to the malfunction and its debugging when locating the quality index of the acoustical image graphics.
还介绍了检定B超的声像图质量指标常见故障及排除方法等。
应用推荐