吸音,sound absorption
1)sound absorption吸音
1.The fabricated concrete pavement, protective slope and its finished products can achieve the effects of the drainage, sliding resistance,sound absorption, noise reduction and water penetration, can improve the ground surface ecological cycles, are favorable to the driving traffic safet.将其制成混凝土路面、护坡及其制品时,能取得排水、抗滑、吸音、降噪、渗水效果,可改善地表生态循环,利于行车交通安全,保护生活环境,解决由于大规模现代化城市建设带来的负面影响。
2.Thesound absorption coefficient of both block types is far more than 0.从砌体材料出发,研制出一种新型砌块以消除噪声的危害,并从结构上解释2种类型(Ⅰ型和Ⅱ型)砌块的吸音原理。
英文短句/例句
1.noise deadening吸音, 隔音, 消音
2.Austin Flint respiration奥斯汀弗林特氏呼吸音
3.acoustic plaster spray喷洒式吸音石膏灰泥
4.These specially-made partitions soak up sound.这些特制隔板可以吸音。
5.A sound-absorbent screen used on a movie set, used to prevent echo.吸音幕电影机边用来吸收声音的屏幕，用来防止回声
6.acoustical insulation and sealants隔(吸)音绝缘和嵌缝材料
7.a stop consonant made by the suction of air into the mouth (as in Bantu).嘴吸气时产生的爆破音。
8.The act or sound of choking.呼吸不畅的行为或声音.
9.Too much smoking tends to injure the voice.吸烟太多会损嗓音。
10.Why can" t I obtain a good sound from the lower draw notes?为何我的低音孔吸气的声音不好听啊?
11.The pronunciation of a stop consonant with the breath drawn in.内爆发音吸气时发的爆发辅音
12.The sound of music allured him into the party.音乐的声音吸引他参加聚会。
13.The low draw notes, especially on lower key models, require an adequate space in which to resonate.低音空吸气音，需要足够的共鸣腔来发音。
14.a unit of acoustic absorption equivalent to the absorption by a square foot of a surface that absorbs all incident sound.声音吸收单位等于一平方英尺的表面对所有入射声音的吸收量。
15.Of, designating, or being a speech sound produced with an inhalation of breath.吸气音通过吸气而发音的，与此有关的，本身如此的
16.The right lower posterior chest showed dullness on percussion with moist rales at the end of inspiration on auscultation.右后下胸部叩诊有浊音,听诊于吸气未闻湿啰音
17.An abnormal or pathological respiratory sound.水泡音，罗音不正常的或由疾病引起的呼吸声
18.The upper clarion register is the most difficult for circular breathing.高音区对于循环呼吸来说是最难的音区。
相关短句/例句
sound absorption吸音，吸声
3)sound absorbing and vibration-damping吸音减振
4)sound-absorbing wall吸音墙
5)respiratory sounds呼吸音
1.Envelope extraction method ofrespiratory sounds;呼吸音信号的包络特征提取方法
2.By analyzing the auscultation flaws of traditional heart andrespiratory sounds,especially the problem caused by the occurrence of SARS,a wireless heart sounds andrespiratory sounds auscultation and monitoring system was proposed.通过分析传统心音、呼吸音听诊系统存在的问题,尤其是SARS出现后引发的问题,提出了针对传染性病人的基于蓝牙技术的无线心音、呼吸音听诊监护系统。
3.Objective: To determine whether spectral analysis ofrespiratory sounds-phonopneumography is a sensitive and valid method for bronchial provocation testing.结论:肺音图参数能灵敏地反映气道炎症所致的气道形态改变对呼吸音的产生与传导的影响,是敏感、有效的支气管激发试验监测指标。
6)respiratory sound呼吸音
1.Visual Heart Sounds and Respiratory Sounds Electronic Auscultation System;心音呼吸音可视电子听诊系统
2.METHODS Therespiratory sounds from 24 male smokers (aged 38～60 yrs) with the habit more than twenty years were monitored and analyzed by a computer analysis for frequency spectrogram, on the basis of the analysis of 294 normal non-smokers.用附微型传感器的探头听诊器监测呼吸音并采样，经自编程序的微机频谱分析仪进行分析。
延伸阅读
吸音分子式：CAS号：性质：声波通过媒质或遇到物质表面时，声能降低的过程。吸音一般用吸声系数来表征，测试材料吸音的方法有混响室法和声阻抗管法。前者多用于工程上，后者多用于实验室测试研究。通过混响室测出的吸声系数a5，按下式计算：式中，V为混响室体积，m3；S为试样面积，m2；C为空气中声速，m/s；T60-1，T60-2分别为空室和放入试样后混响室的混响时间，s。
