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- Background noise can destroy the intrinsic acoustical characteristic and model parameter of sound signals, so that deteriorates the communication quality of sound. 背景噪声破坏了语音信号原有的声学特征和模型参数，降低语音通信质量。
- Acoustic characteristic parameters of living beings organization are as follows, mainly Sound of spread speed, sound of reactance, attenuation coefficient, sound of scattering and some non-linear parameters. 生物组织声学特征参量主要有：声传播速度、声阻抗、声衰减系数、声散射及一些非线性参数。 由于有些组织的病理变化不能仅仅从某一声学参数的大致变化来区分，组织声学参数的定量研究受到众多科研工作者的重视，特别是组织声速、声衰减系数的测量，通过测量声衰减系数可以区分B型成像仪上诊断不出来的病灶。
- badness acoustical characteristics 不良声学特性
- Photoacoustic tomography of tissue is new image technology in medicine, which can provide information of optical absorption and acoustic characteristic and be developed into method of clinical diagnose. 摘要生物组织的光声层析成像是一种新兴的医学成像技术，它可以提供生物组织的光学吸收信息和声学信息，是一种很有前途的可以发展成为临床的医学检测方法。
- The sound pressure distribution in the interior cab is calculated with typical outside loads, which provides the evidence for the cab noise prediction and the acoustics characteristic improvement. 计算在典型的外界激励情况下车内声场的分布情况，为改善车内声学特性，对车内噪声进行预测提供了参考。
- Sympathy is the feeling characteristic of mankind. 同情心是人类特有的感情。
- He spoke with characteristic enthusiasm. 他以特有的热情说话。
- The simulation test system includes the exciter, simulation chamber and acoustic characteristics measuring system. 模拟实验系统包括激励源、模拟燃烧室和声学特性测量系统等。
- Her predominant characteristic is honesty. 她最为突出的特点是诚实。
- Characteristic of or befitting a warrior. 勇敢的，好战的具有战士、勇士特征的或适宜于勇士的
- The results show that the influences of various backings on the acoustic characteristics of anechoic coating are obviously different. 结果表明，不同背衬对吸声覆盖层吸声性能的影响具有明显不同的特性。
- The characteristics for model can be divided into two different types，acoustic characteristics and linguistic characteristics. 模型的特征集包含语音和词法两类特征，采用半自动的方式获得。
- A characteristic feature of Attic Greek. 雅典式的习语，文体，风格等古希腊雅典个性风格
- Characteristic of or resembling an Amazon. 亚马孙族人的有亚马孙族人特点的，象亚马孙族人的
- A notable or distinctive feature or characteristic. 特征显著或特殊的特征或特点
- The characteristic of the logarithm 6.3214 is 6. 对数6.;3214的首数是6。
- This system can set up acoustical resonances. 这种系统能产生共鸣。
- Objective To prepare an ultrasound microbubble contrast agent using PLLA-PEG-PLLA copolymer as the shell material,and test their acoustic characteristics in vitro. 目的用PLLA-PEG-PLLA共聚物为外壳材料制备微泡造影剂,建立体外声学性质测定装置和方法。
- Such bluntness is characteristic of him. 他就是这麽迟钝。
- The equation could be applied for estimating the acoustic characteristics of the artificial ossicle and avoiding disturbance of environment and technical level of personnel. 依据方程可以避免环境和测试人员技术水平的干扰，能够更客观地评价人工听骨的传声性能。
